U.S. Navy (USN) Sailors look through the spyglass of a watertight door for signs of a fire during engineering drills aboard the USN Arleigh Burke Class Guided Missile Destroyer USS PREBLE (DDG 88) on Nov. 10, 2006. The PREBLE is currently participating in Joint Task Force Exercise as part of the Stennis Strike Group pre-deployment training cycle. (U.S. Navy photo by Mass Communication SPECIALIST Third Class Ron Reeves) (Released)