Keywords: US Navy 030215-N-4308O-024 The Close-In Weapons System (CIWS).jpg en The Mediterranean Sea Feb 16 2003 -- The Close-In Weapons System CIWS aboard the Truman is tested with a process called a Pre-Aim Calibration Fire PACFIRE The CIWS is a fast-reaction rapid-fire 20mm gun system for short-range defense against aircraft or missiles USS Harry S Truman CVN 75 and Carrier Airwing Three are on a regularly scheduled deployment in support of Operation Enduring Freedom U S Navy photo by Photographer's Mate Airman Ryan O'Connor RELEASED 2003-02-16 030215-N-4308O-024 Navy http //www navy mil/view_image asp id 4824 U S Navy photo by Photographer's Mate Airman Ryan O'Connor PD-USGov-Military-Navy Phalanx CIWS firing Aboard USS Harry S Truman CVN-75 Images from US Navy location Mediterranean Sea |