U.S. Marines with Special Purpose Marine Air-Ground Task Force Crisis Response and Spanish Marines signal acknowledgement during a class on embarking and debarking from a U.S. Marine MV-22B Osprey tiltrotor aircraft at Naval Station Rota, Spain, Oct. 4, 2013, during Exercise Lisa Azul. The Osprey and its crew was with Special-Purpose Marine Air-Ground Task Force Crisis Response (SP-MAGTF), who participated in the first day of Liza Azul. SP-MAGTF Crisis Response is a self-mobile, self-sustaining force capable of responding to a range of crises to protect both U.S. and partner-nation security interests in the region, as well as strengthening partnerships throughout the U.S. European Command and U.S. Africa Command area of responsibility.