U.S. Navy Sonar Technician (Surface) 1st Class Christof Bessler, left, and Sonar Technician (Surface) 2nd Class Charles Granger inspect the locking bolt screws on a multi-functional towed array (MFTA) module during a MFTA retrieval aboard the guided missile destroyer USS Mason (DDG 87)Jan. 3, 2014 while underway in the Gulf of Oman. The Mason was deployed as part of the Harry S. Truman Carrier Strike Group supporting maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of responsibility.