130213-N-MJ645-105 JACKSONVILLE, Fla. (Feb. 13, 2013) Master Chief Petty Officer of the Navy (MCPON) Michael D. Stevens discusses the CPO 365 training program with chief petty officers and first class petty officers from Naval Air Station Jacksonville after a physical training session. CPO 365 is a year-long program designed to prepare the minds and bodies the Navy's next-generation of senior enlisted leadership. (U.S. Navy photo by Mass Communication Specialist 2nd Class Marcus L. Stanley/Released)