U.S. Marines assigned to Special Purpose Marine Air

U.S. Marines assigned to Special Purpose Marine Air Ground Task Force-Crisis Response-Africa prepare to board an MV-22B Osprey during an alert force drill at Morón Air Base, Spain, Oct. 20, 2016. The purpose of the rehearsal was to assess the unit's ability to integrate its elements and respond to various conditions in a time-constrained crisis. SPMAGTF-CR-AF is designed to provide contingency support to U.S. Africa Command, including tactical recovery of aircraft and personnel, embassy reinforcement, support to noncombatant evacuation operations, humanitarian assistance, and disaster relief. (U.S. Marine Corps photo by Sgt. Jessika Braden/ Released)