U.S. Army Paratroopers Sfc. Matthew Eldridge, left,

U.S. Army Paratroopers Sfc. Matthew Eldridge, left, and 2nd Lt. Gretchen Maty, both assigned to 2nd Brigade Combat Team, 82nd Airborne Infantry Regiment, check the radio frequency during the land navigation portion of the Jungle Warfare School in Gabon, June 15, 2016. Soldiers are attending the French Jungle Warfare School as part of U.S. Army Africa's exercise Central Accord 2016, an annual, combined, joint military exercise that brings together partner nations to practice and demonstrate proficiency in conducting peacekeeping operations. (U.S. Army photo by Sgt Henrique Luiz de Holleben/Released)