Capt. Tony Hahn takes command of South Texas Coast Guard units as he takes charge of Sector/Air Station Corpus Christi during a change-of-command ceremony aboard the USS Lexington in Corpus Christi, Texas and the previous commander, Capt. Sam Creech, retires June 5, 2015. (U.S. Coast Guard photo by Petty Officer 1st Class Andrew Kendrick)