161104-N-GI544-007 PEARL HARBOR (Nov. 4, 2016) Petty Officer 1st Class Jessica Grover, center, high-risk firefighting instructor at Surface Warfare Officers School, recites the reenlistment oath with Chief Warrant Officer John Walls during a reenlistment ceremony at Joint Base Pearl Harbor-Hickam. (U.S. Navy photo by Petty Officer 2nd Class Laurie Dexter/Released)