An Antonov An-124-100 Ruslan that transported two French air force Caracal EC-735 helicopters to participate in Exercise Angel Thunder with French air force personnel, sits on the flight line in preparation for Angel Thunder at Davis-Monthan Air Force Base, Ariz., May 2, 2014. Angel Thunder provides the most realistic personnel recovery training environment available to more than 2,700 U.S. Air Force rescue forces, as well as their joint, interagency and international partners to engage in a variety of personnel recovery scenarios. (U.S. Air Force Photo by Airman 1st Class Chris Massey/Released)