060810-N-1928H-012 (Aug. 10, 2006)US Navy (USN) Gas Turbine Systems Technician Mechanical Third Class Ray Morris conducts a heat stress survey aboard the USN Ticonderoga Class Guided Missile Cruiser USS ANZIO (CG 68), Norfolk, Virginia (VA). These stress surveys are issued if personnel work in an area for more than three hours, when the Commanding Officer deems it necessary or when a heat casualty has occurred, and are conducted on a regular basis to insure that no such casualties ever occur.U.S. Navy official photo by Mass Communication SPECIALIST SEAMAN Santos Huante (RELEASED)