Pencil Flare U.S. sailors aboard the USS Chancellorsville fire a pencil flare in waters south of Japan, Nov. 17, 2015. The Chancellorsville was participating in an annual exercise to increase interoperability between Japanese and American forces through training in air and sea operations. U.S. Navy photo by Petty Officer 2nd Class Raymond D. Diaz III SHARE: Download: Full Size (1.22 MB) Credit: Petty Officer 2nd Class Raymond D. Diaz III VIRIN: 151117-N-BB269-036.JPG Photo Gallery