U.S. Navy Machinist's Mate 2nd Class Stephanie Faenza performs an odor test on liquid oxygen Jan. 12, 2014, aboard the aircraft carrier USS Harry S. Truman (CVN 75) in the Persian Gulf. The Harry S. Truman Carrier Strike Group deployed to the U.S. 5th Fleet area of responsibility to conduct maritime security operations, support theater cooperation efforts and support Operation Enduring Freedom.