180914-N-ND254-1106 SAN DIEGO (Sept. 14, 2018) Chief Information Systems Technician Brian Bennett, assigned to the precommissioning unit Tripoli (LHA 7), is pinned by his wife, mother and sons during a ceremony advancing 25 new chief petty officers (CPOs) onboard Naval Base San Diego. The U.S. Navy CPO is unique among the armed services and is required to be the fountain of wisdom, the ambassador of good will and the authority in personal relations as well as technical applications. (U.S. Navy photo by Mass Communication Specialist 2nd Class Nancy C. diBenedetto/Released)