U.S. Navy Special Warfare Combatant-craft crewmen conduct live-fire drills. U.S. Navy Special Warfare Combatant-craft crewmen assigned to Special Boat Team 22 conduct live-fire drills on the riverine training range at the John C. Stennis Space Center in Mississippi on March 4, 2009. Sailors assigned to Special Boat Team 22 operate special operations riverine craft and are assigned to Naval Special Warfare Group 4, the only U.S. special operations command dedicated to operating in riverine environments. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 161075-P-BBP06-912.jpg Photo Gallery