GUNNER U.S. Navy Petty Officer 3rd Class Harry Crawford mans an M-240B machine gun aboard a rigid-hull inflatable boat during a Navy Expeditionary Combat Command Integrated Exercise in San Diego, April 22, 2010. The weeklong training exercise is designed to provide realistic combat training in preparation for upcoming deployments. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 663362-Y-PEY19-743.jpg Photo Gallery