US Navy (USN) PETTY Officer 2nd Class Kathryn Perrett, Boatswain's Mate 2nd Class (SW) signs off a personal qualification standard booklet while standing watch on the bridge of the USN Wasp Class Amphibious Assault Ship USS IWO JIMA (LHD 7). The ship is currently deployed conducting Maritime Security Operations in the Mediterranean Sea. (U.S. Navy photo by Mass Communication SPECIALIST 2nd Class(AW/SW) Julianne Metzger) (Released)