150430-N-AT895-245 MILLINGTON, Tenn. (April 30, 2015) Chief of Naval Operations (CNO) Adm. Jonathan Greenert and Master Chief Petty Officer of the Navy (MCPON) Mike Stevens field questions from audience members during an all-hands call at Naval Personnel Command. (U.S. Navy photo by Mass Communication Specialist 1st Class Nathan Laird/Released)