Chief Petty Officer John M. Kaczor gives instruction on proper pipe-patching procedures. U.S. Navy Chief Petty Officer John M. Kaczor gives instruction on proper pipe-patching procedures during a general quarters drill aboard the aircraft carrier USS Enterprise (CVN 65) in Newport News, Va., on Nov. 10, 2009. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 541421-E-OFD80-837.jpg Photo Gallery