U.S. Marines with the 26th Marine Expeditionary Unit perform maintenance on an AV-8B Harrier II aircraft aboard the amphibious assault ship USS Kearsarge (LHD 3) June 6, 2013, in Aqaba, Jordan, in preparation for exercise Eager Lion 2013. Eager Lion is a U.S. Central Command-directed, irregular warfare-themed exercise focusing on missions the United States and its coalition partners might perform in support of global contingency operations. (U.S. Navy photo by Mass Communication Specialist 3rd Class Sabrina Fine/Released)