U.S. Service members stand on the flight line as U.S. Senators arrive in Morón Air Base, Spain, Sep 1, 2014. The Senators visited the U.S. Marines of Special-Purpose Marine Air Ground Task Force Crisis Response (SP-MAGTF Crisis Response) and U.S. Airmen stationed in Morón. SP-MAGTF Crisis Response is a rotational force of Marines and Sailors that give U.S. Africa Command the ability to rapidly respond to a broad range of military operations. (U.S. Marine Corps photo by Lance Cpl. Andre Dakis/SP-MAGTF Crisis Response Combat Camera/Released)