150331-N-AT895-248 PENSACOLA, Fla. (March 31, 2015) Chief of Naval Operations (CNO) Adm. Jonathan Greenert holds an all-hands call at Naval Air Station Pensacola. Greenert spoke to approximately 4,000 Sailors about the importance of the mission at Naval Air Station Pensacola and fielded questions about current issues in the fleet. (U.S. Navy photo by Mass Communication Specialist 1st Class Nathan Laird/Released)