U.S. Army Maj. Gen. Mark Stammer, Combined Joint Task Force-Horn of Africa outgoing commander, gives his final remarks about his time as commander of CJTF-HOA during a change of command ceremony April 13, 2016, at Camp Lemonnier, Djibouti. Stammer served for one year as the commander. (U.S. Air Force photo by Staff Sgt. Eric Summers Jr.)

Members of Combined Joint Task Force-Horn of Africa stand at attention as responsibilities of the unit are transferred to a new commander during the CJTF-HOA change of command ceremony April 13, 2016, at Camp Lemonnier, Djibouti. The ceremony also featured a transfer of responsibility during which U.S. Navy Command Master Chief Geoffrey P. Steffee assumed the role of CTJF-HOA command senior enlisted leader from U.S. Army Command Sgt. Maj Butler Kendrick Jr. (U.S. Air Force photo by Staff Sgt. Eric Summers Jr.)

Service members, diplomats and multi-national guests applaud during a change of command ceremony April 13, 2016, at Camp Lemonnier, Djibouti. Sonntag is now in command of CJTF-HOA and responsible for its impact on the East African region. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

CJTF-HOA Commanding General Biography

U.S. Army Maj. Gen. Mark Stammer, Combined Joint Task Force-Horn of Africa commanding general, awards U.S. Army Command Sgt. Maj. Butler Kendrick Jr., CJTF-HOA command senior enlisted leader, the Defense Superior Service Medal at his farewell awards ceremony March 27, 2016. Butler has been the command senior enlisted leader since June. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Command Sgt. Maj. Butler Kendrick Jr., Combined Joint Task Force-Horn of Africa command senior enlisted leader, receives the Defense Superior Service Medal at his farewell awards ceremony March 27, 2016. During the ceremony, Kendrick said farewell to colleagues and staff members before heading back to the U.S. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Gen. David Rodriguez, U.S. Africa Command commanding general awards U.S. Army Maj. Gen. Mark Stammer, Combined Joint Task Force-Horn of Africa commanding general, the Defense Superior Service Medal at his farewell awards ceremony April 12, 2016. Stammer's next assignment will be at I Corps at Joint Base Lewis-McChord, Wash. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Gen. David Rodriguez, U.S. Africa Command commanding general, awards U.S. Army Maj. Gen. Mark Stammer, Combined Joint Task Force-Horn of Africa commanding general, the Defense Superior Service Medal at his farewell awards ceremony April 12, 2016. Stammer received the medal for his service at CJTF-HOA over the past year. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Maj. Gen. Mark Stammer, Combined Joint Task Force-Horn of Africa commanding general, speaks at his farewell awards ceremony April 12, 2016. The commander relinquishes command Wednesday and returns to the U.S. after serving a year here. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

Rwanda Defence Force Civil-Military Affairs officers use an interpreter to gather information from a role player during a simulated needs assessment, April 7, 2016, at Camp Lemonnier, Djibouti. Both U.S. and Rwandan forces rely on interpreters to not only relay information, but also help with cultural understanding. (U.S. Air Force photo by Staff Sgt. Victoria Sneed)

Rwanda Defence Force Civil-Military Affairs officers gather information from U.S. Army Spc. Kristie Richardson, 403rd Civil Affairs Battalion team medic, during a CIMIC engagement April 7, 2016, at Camp Lemonnier, Djibouti. CIMIC officers performed a needs assessment during a simulated peacekeeping deployment, gathering information from role players to determine the needs of the local populace. (U.S. Air Force photo by Staff Sgt. Victoria Sneed)

Members of the Rwanda Defence Force discuss use of interpreters with Soldiers from the 403rd Civil Affairs Battalion during a Civil-Military Cooperation engagement April 6, 2016, at Camp Lemonnier, Djibouti. The engagement was the second exchange of best practices to strengthen the relationship between CJTF-HOA and RDF to support regional training efforts for peacekeeping operations. (U.S. Air Force photo by Staff Sgt. Victoria Sneed)

Gen. David Rodriguez, Commander U.S. Africa Command and en. Samora Yunis, Chief of Staff Ethiopian National Defense Force sign the summary of conclusions after a Bilateral Defense Committee (BDC) meeting in Addis Ababa, Ethiopia, 31 March, 2016. The new agreement out lines the cross-exchange of logistics, services, supplies and support, as well as a way forward for the Africa Data-Sharing Network and combat engineering. (U.S. Air Force photo by Tech. Sgt. Dan DeCook)(U.S. Air Force photo by Tech. Sgt. Dan DeCook)

Gen. Samora Yunis, Chief of Staff Ethiopian National Defense Force, and Siraj Fergessa the Ethiopian Minister of Defense, host a traditional Ethiopian coffee ceremony with Amanda Dory, Deputy Assistant Secretary of Defense for African Affairs, U.S. Ambassador to Ethiopia Patricia Haslach, Gen. David Rodriguez, Commander U.S. Africa Command, and Maj. Gen. Mark Stammer, Commanding General Combined Joint Task Force – Horn of Africa before the 6th Annual Bilateral Defense Committee (BDC) meeting in Addis Ababa, Ethiopia, 31 March, 2016. The BDC is a ministerial level event in which high ranking civilian and military leaders from both countries come together in order to create a signed document which outlines both parties mutually agreed upon future cooperation. (U.S. Air Force photo by Tech. Sgt. Dan DeCook)

Amanda Dory, Deputy Assistant Secretary of Defense for African Affairs and Siraj Fergessa the Ethiopian Minister of Defense, talk about family and how Fergessa's new born son will be named before the start of the 6th Annual U.S. and Ethiopian Bilateral Defense Committee (BDC) meeting in Addis Ababa, Ethiopia, 31 March, 2016. The BDC is a ministerial level event in which high ranking civilian and military leaders from both countries come together in order to create a signed document which outlines both parties mutually agreed upon future cooperation. (U.S. Air Force photo by Tech. Sgt. Dan DeCook)

Gen. David Rodriguez, Commander U.S. Africa Command and en. Samora Yunis, Chief of Staff Ethiopian National Defense Force sign the summary of conclusions after a Bilateral Defense Committee (BDC) meeting in Addis Ababa, Ethiopia, 31 March, 2016. The new agreement out lines the cross-exchange of logistics, services, supplies and support, as well as a way forward for the Africa Data-Sharing Network and combat engineering. (U.S. Air Force photo by Tech. Sgt. Dan DeCook)

Testing for HiRes

U.S. Army cadres pin badges on Soldiers during an Expert Infantry Badge pinning ceremony April 1, 2016, at Arta, Djibouti. The EIB signifies the most skilled infantry members, proving themselves masters of physical fitness, night and day land navigation, weapons, combat medical techniques, patrolling, a 12-mile road march, and the Objective Bull. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army cadres pin badges on Soldiers during an Expert Infantry Badge pinning ceremony April 1, 2016, at Arta, Djibouti. The EIB signifies the most skilled infantry members, proving themselves masters of physical fitness, night and day land navigation, weapons, combat medical techniques, patrolling, a 12-mile road march, and the Objective Bull. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. and French Army Soldiers begin an Expert Infantry Badge pinning ceremony April 1, 2016, at Arta, Djibouti. The EIB course focuses on tasks of an infantryman that build the core foundation of individual proficiency, preparing them to locate, close with, and destroy the enemy through fire and maneuver and repel an enemy assault through fire and close combat. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Soldiers walk into the ocean to celebrate completing an Expert Infantry Badge course April 1, 2016, at Arta, Djibouti. After completing the 12-mile ruck and Objective Bull, some candidates cooled down in the nearby water before changing their uniforms for the pinning ceremony. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S and French Army Soldiers celebrate completing an Expert Infantry Badge course April 1, 2016, at Arta, Djibouti. As infantrymen reached the beach and completed their last tasks, high-fives, handshakes and smiles finally resurfaced after enduring the past week. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Soldiers congratulate each other after completing an Expert Infantry Badge course April 1, 2016, at Arta, Djibouti. As infantrymen reached the beach and completed their last tasks, high-fives, handshakes and smiles finally resurfaced after enduring the past week. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Expert Infantry Badge candidate pulls a simulated casualty to safety April 1, 2016, during the Objective Bull portion of the EIB course at Arta, Djibouti. The Objective Bull honors the first EIB recipient, Technical Sergeant Walter Bull, who earned the badge in 1944. The final test is a simulated combat casualty care situation requiring physical and psychological strength. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Expert Infantry Badge candidate treats a simulated casualty April 1, 2016, during the Objective Bull portion of the Expert Infantry Badge course at Arta, Djibouti. The Objective Bull honors the first EIB recipient, Technical Sergeant Walter Bull, who earned the badge in 1944. The final test is a simulated combat casualty care situation requiring physical and psychological strength. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Soldiers prepare for Objective Bull April 1, 2016, during the last portion of the Expert Infantry Badge course at Arta, Djibouti. As they reached the end of the week the infantrymen were put to the test completing a 12-mile road march in less than three hours, followed by the Objective Bull in 20 minutes. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Soldiers perform a 12-mile road march April 1, 2016, during the last portion of the Expert Infantry Badge course at Arta, Djibouti. As they reached the end of the week the infantrymen were put to the test completing a 12-mile road march in less than three hours, followed by the Objective Bull in 20 minutes. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Soldiers prepare for their 12-mile road march April 1, 2016, during the last portion of the Expert Infantry Badge course at Arta, Djibouti. The EIB course focuses on tasks of an infantryman that build the core foundation of individual proficiency, preparing them to locate, close with, and destroy the enemy through fire and maneuver and repel an enemy assault through fire and close combat. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Expert Infantry Badge candidate throws a practice grenade March 31, 2016, during the patrolling portion of the EIB course at Camp Lemonnier, Djibouti. After completing the grenade test, candidates had to complete two different grenade application tests where they threw them 35 feet and into a simulated enemy bunker. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Expert Infantry Badge candidate completes a grenade classification test March 31, 2016, during the patrolling portion of the EIB course at Camp Lemonnier, Djibouti. After completing the grenade test, candidates had to complete two different grenade application tests where they threw them 35 feet and into a simulated enemy bunker. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

A French Army Soldier simulates calling in suspicious activity March 31, 2016, during the patrolling portion of the EIB course at Camp Lemonnier, Djibouti. The patrolling day included the most diverse categories of the course such as face paint, radio calls, hand signals and gas mask drills. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

A French Army Soldier completes an activity report March 31, 2016, during the patrolling portion of the EIB course at Camp Lemonnier, Djibouti. Candidates had to create a report based on simulated suspicious activity and call it in to the evaluator. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Expert Infantry Badge candidate completes a gas mask test March 31, 2016, during the patrolling portion of the EIB course at Camp Lemonnier, Djibouti. The patrolling day included the most diverse categories of the course such as face paint, radio calls, hand signals and gas mask drills. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Spc. Eddie Tapia, Expert Infantry Badge candidate, applies camouflage paint to his face March 31, 2016, during the patrolling portion of the EIB course at Camp Lemonnier, Djibouti. Besides painting their faces and covering equipment with burlap, candidates ensured shiny or brightly colored objects were removed to prevent giving away their position. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Spc. Eddie Tapia, Expert Infantry Badge candidate, applies camouflage paint to his face March 31, 2016, during the patrolling portion of the EIB course at Camp Lemonnier, Djibouti. Besides painting their faces and covering equipment with burlap, candidates ensured shiny or brightly colored objects were removed to prevent giving away their position. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

U.S. Army Soldiers indicate how they’re doing throughout an Expert Infantry Badge course March 31, 2016, at Camp Lemonnier, Djibouti. Starting with 119 Soldiers, the process stayed true to its vigorous and elite standards, eliminating 85 percent of skilled infantrymen throughout the week. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

French Army Cpl. Timothy, Expert Infantry Badge candidate, treats a simulated patient while being evaluated March 30, 2016, during the medical portion of the EIB course at Camp Lemonnier, Djibouti. Since 1944, there haven’t been many changes to the EIB process, but this course proved different in more ways than one as several French infantrymen also participated. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

French Army Sgt. Florian Expert Infantry Badge candidate, treats a simulated patient March 30, 2016, during the medical portion of the EIB course at Camp Lemonnier, Djibouti. Since 1944, there haven’t been many changes to the EIB process, but this course proved different in more ways than one as several French infantrymen also participated. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

A U.S. Army Expert Infantry Badge candidate treats a simulated burn March 30, 2016, during the medical portion of the EIB course at Camp Lemonnier, Djibouti. Each candidate was tested on a variety of medical issues that could happen in combat, ensuring they’re prepared to care for their fellow Soldiers in need. (U.S. Air Force photo by Staff Sgt. Kate Thornton)

A U.S. Army Expert Infantry Badge testing cadre times a candidate March 29, 2016, during the weapons portion of the EIB course at Camp Lemonnier, Djibouti. All of the events were timed, and as they moved through each day and each test, they received a “go” or “no go” indicating their status. (U.S. Air Force photo by Staff Sgt. Kate Thornton)