A U.S. Army National Guard Soldier assigned to the 3rd Battalion, 144th Infantry Regiment, Task Force Bayonet, Camp Lemonnier, Djibouti, swims through an underwater obstacle during a French Desert Commando Course prequalification assessment at Montclair, Djibouti, Nov. 22, 2017. Along with French marines assigned to the 5th Overseas Interarms Regiment, Djibouti, 30 Task Force Bayonet Soldiers competed in the assessment as a prerequisite to participating in the two-week French Desert Commando Course, which includes desert, water, and mountain portions. (U.S. Air Force photo by Staff Sgt. Timothy Moore)

A U.S. Army National Guard Soldier assigned to the 3rd Battalion, 144th Infantry Regiment, Task Force Bayonet, Camp Lemonnier, Djibouti, pulls a dummy through the water during a French Desert Commando Course prequalification assessment at Montclair, Djibouti, Nov. 22, 2017. Along with French marines assigned to the 5th Overseas Interarms Regiment, Djibouti, 30 Task Force Bayonet Soldiers competed in the assessment as a prerequisite to participating in the two-week French Desert Commando Course, which includes desert, water, and mountain portions. (U.S. Air Force photo by Staff Sgt. Timothy Moore)

U.S. Army National Guard Soldiers assigned to the 3rd Battalion, 144th Infantry Regiment, Task Force Bayonet, Camp Lemonnier, Djibouti, climb a rope during a French Desert Commando Course prequalification assessment at Montclair, Djibouti, Nov. 22, 2017. Along with French marines assigned to the 5th Overseas Interarms Regiment, Djibouti, 30 Task Force Bayonet Soldiers participated in the water assessment, a prerequisite in order to compete in the two-week French Desert Commando Course, which includes desert, water, and mountain portions. (U.S. Air National Guard photo by Staff Sgt. Allyson L. Manners)

A U.S. Army National Guard Soldier assigned to the 3rd Battalion, 144th Infantry Regiment, Task Force Bayonet, Camp Lemonnier, Djibouti, completes the monkey bar obstacle of a French Desert Commando Course prequalification assessment at Montclair, Djibouti, Nov. 22, 2017. Along with French marines assigned to the 5th Overseas Interarms Regiment, Djibouti, 30 Task Force Bayonet Soldiers competed in the assessment, a prerequisite to participating in the two-week French Desert Commando Course. (U.S. Air National Guard photo by Staff Sgt. Allyson L. Manners)

French marines assigned to the 5th Overseas Interarms Regiment, Djibouti, climb a net as part of a water-based obstacle during a French Desert Commando Course prequalification assessment at Montclair, Djibouti, Nov. 22, 2017. Their fellow marines and 30 U.S. Army National Guard Soldiers assigned to the 3rd Battalion, 144th Infantry Regiment, Task Force Bayonet, Camp Lemonnier, Djibouti, watched as each team of three to five members went through the water assessment. Each service member had to complete all of the water-based obstacles in order to compete in the two-week French Desert Commando Course, which includes desert, water, and mountain portions. (U.S. Air National Guard photo by Staff Sgt. Allyson L. Manners)

U.S. Army National Guard Soldiers assigned to the 3rd Battalion, 144th Infantry Regiment, Task Force Bayonet, Camp Lemonnier, Djibouti, navigate water-based obstacles during a French Desert Commando Course prequalification assessment at Montclair, Djibouti, Nov. 22, 2017. Along with French marines assigned to the 5th Overseas Interarms Regiment, Djibouti, 30 Task Force Bayonet Soldiers participated in the water assessment, a prerequisite in order to compete in the two-week French Desert Commando Course, which includes desert, water, and mountain portions. (U.S. Air National Guard photo by Staff Sgt. Allyson L. Manners)

A U.S. Army National Guard Soldier assigned to the 3rd Battalion, 144th Infantry Regiment, Task Force Bayonet, Camp Lemonnier, Djibouti, surfaces for air after swimming through an inner tube during a French Desert Commando Course prequalification assessment at Montclair, Djibouti, Nov. 22, 2017. Along with French marines assigned to the 5th Overseas Interarms Regiment, Djibouti, 30 Task Force Bayonet Soldiers competed in the assessment as a prerequisite to participating in the two-week French Desert Commando Course, which includes desert, water, and mountain portions. (U.S. Air Force photo by Staff Sgt. Timothy Moore)

U.S. Army National Guard Soldiers assigned to the 3rd Battalion, 144th Infantry Regiment, Task Force Bayonet, Camp Lemonnier, Djibouti and French marines assigned to the 5th Overseas Interarms Regiment, Djibouti, watch a demonstration of an underwater obstacle during a French Desert Commando Course prequalification assessment at Montclair, Djibouti, Nov. 22, 2017. The service members had to complete several water-based obstacles as a prerequisite for participating in the two-week French Desert Commando Course, which includes desert, water, and mountain portions. (U.S. Air National Guard photo by Staff Sgt. Allyson L. Manners)

U.S. Army National Guard Soldiers assigned to the 3rd Battalion, 144th Infantry Regiment, Task Force Bayonet, Camp Lemonnier, Djibouti, pull dummies through the water during a French Desert Commando Course prequalification assessment at Montclair, Djibouti, Nov. 22, 2017. The Soldiers and French marines assigned to the 5th Overseas Interarms Regiment, Djibouti, competed in the assessment as a prerequisite to participating in the two-week French Desert Commando Course, which includes desert, water, and mountain portions. (U.S. Air Force photo by Staff Sgt. Timothy Moore)

French marines assigned to the 5th Overseas Interarms Regiment, Djibouti, climb up and across an obstacle during a French Desert Commando Course prequalification assessment at Montclair, Djibouti, Nov. 22, 2017. Their fellow marines and U.S. Army National Guard Soldiers assigned to the 3rd Battalion, 144th Infantry Regiment, Task Force Bayonet, Camp Lemonnier, Djibouti, watched as each team of three to five members went through the water assessment. Each service member had to complete all of the water-based obstacles in order to compete in the two-week French Desert Commando Course, which includes desert, water, and mountain portions. (U.S. Air Force photo by Staff Sgt. Timothy Moore)