161003-N-XQ474-053 PHILIPPINE SEA (Oct. 3, 2016) The Ticonderoga-class guided-missile cruiser USS Chancellorsville (CG 62) fires its 5-inch gun during a Pre-action Aim Calibration Fire (PACFIRE) exercise. Chancellorsville is on patrol with Carrier Strike Group Five (CSG 5) in the Philippine Sea supporting security and stability in the Indo-Asia-Pacific region. (U.S. Navy photo by Petty Officer 2nd Class Andrew Schneider/Released)