170401-N-KR702-041 PACIFIC OCEAN (April 1, 2017) Chief petty officers (CPO) assigned to the aircraft carrier USS Nimitz (CVN 68) pose for a group photo as part of the 124th birthday celebration of the CPO rank. Nimitz is underway conducting composite training unit exercise with it's carrier strike group in preparation for an upcoming deployment. (U.S. Navy photo by Mass Communication Specialist 2nd Class Holly L. Herline/Released)