U.S. Navy Lt. Mat Rechkemmer, top, the executive officer of coastal patrol ship USS Whirlwind (PC 11), shows an MK38 Mod 2 25 mm machine gun system to Boy Scouts during a tour of the ship at Mina Salman Pier, Manama, Bahrain, Jan. 7, 2012. The scouts were members of the Bahrain-based Boy Scouts of America Troop 826. Whirlwind was assigned to Commander, Task Force 55 supporting maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of responsibility.