U.S. Air Force Lt. Col. Derek Bartholomew, Combined Joint Task Force-Horn of Africa (CJTF-HOA), sits aboard a French SA330 Puma helicopter destined for the French Desert Combat Training and Hardening Center, Djibouti, March 6, 2013. The 5th French Marine Regiment invited members of CJTF-HOA to participate in the Desert Combat Training Course to help strengthen the partnership between the military allies. (U.S. Air Force photo by Airman 1st Class Nicholas Byers/Released)