PISTOL PRACTICE U.S. Navy Petty Officer 2nd Class Travis Kaizen watches as Petty Officer 1st Class Kenny Carriel fires a 9mm pistol during weapons qualification aboard the guided-missile destroyer USS Mitscher in the Gulf of Aden, Sept. 5, 2011. Kaizen is a gunner's mate and Carriel is an interior communications electrician. SHARE IMAGE: Download Image: Full Size (0.06 MB) Photo By: VIRIN: 066000-Z-ACO53-160.jpg Photo Gallery