U.S. sailors and civilian contractors attend the Hurricane Exercise (HURREX) 2012 planning conference at Joint Base Pearl Harbor-Hickam, Hawaii, May 4, 2012. HURREX is a NORAD and U.S. Northern Command (USNORTHCOM) exercise to test USNORTHCOM's response to a simulated category 3 or category 4 hurricane making landfall on the Texas coast. The exercise is one of the field components of Ardent Sentry, a U.S. Northern Command exercise focusing on simulated weather, security and disaster contingencies. (U.S. Navy photo by Mass Communication Specialist 2nd Class Daniel Barker/Released)