Vice Adm. John P. Currier, Vice Commandant of the Coast Guard, pins a Commendation Medal on Master Chief Petty Officer John E. Dunn, career Boatswain's Mate, during a retirement ceremony held for Dunn at Station Coos Bay in Charleston, July 20, 2012.Dunn's 30-year Coast Guard career centered around not only his expertise in operating boats, but in interacting with people. U.S. Coast Guard photo by Petty Officer 3rd Class Nate Littlejohn