150305-N-HD510-023 ARABIAN GULF Senior Chief Aviation Electronics Technician Steven Ferguson proctors the Navy-wide petty officer 1st class advancement exam on the mess decks of aircraft carrier USS Carl Vinson. Carl Vinson is deployed in the U.S. 5th Fleet area of operations supporting Operation Inherent Resolve, strike operations in Iraq and Syria as directed, maritime security operations, and theater security cooperation efforts in the region.