U.S. Navy Lt. j.g. Jason Kressen, center, briefs visiting

U.S. Navy Lt. j.g. Jason Kressen, center, briefs visiting service members on the use of M240B machine guns aboard the guided missile cruiser USS Monterey (CG 61) June 27, 2013, in the Persian Gulf. The Monterey was deployed to the U.S. 5th Fleet area of responsibility in support of maritime security operations and theater security cooperation efforts. (U.S. Navy photo by Mass Communication Specialist 3rd Class Billy Ho/Released)