150522-N-LV331-001 ANNAPOLIS, Md. (May 22, 2015) Vice President Joe Biden, center, is joined on stage by Chief of Naval Operations (CNO) Adm. Jonathan Greenert, left, Secretary of the Navy (SECNAV) Ray Mabus, Commandant of the Marine Corps Gen. Joseph Dunford, and Vice Adm. Ted Carter, superintendent of the U.S. Naval Academy, as the U.S. Navy flight demonstration squadron, the Blue Angels, perform a flyover before the graduation and commissioning ceremony for the U.S. Naval Academy Class of 2015. (U.S. Navy photo by Mass Communication Specialist 2nd Class Armando Gonzales/Released)