Navy Special Warfare Operator Chief Petty Officer (SEAL) Matthew D. Mason, 37, of Kansas City, Mo.; assigned to an East Coast-based SEAL team; died Aug. 6, 2011 in Wardak province, Afghanistan, of wounds suffered when the CH-47 Chinook helicopter in which he was riding was shot down.

Navy Special Warfare Operator Chief Petty Officer (SEAL) Matthew D. Mason, 37, of Kansas City, Mo.; assigned to an East Coast-based SEAL team; died Aug. 6, 2011 in Wardak province, Afghanistan, of wounds suffered when the CH-47 Chinook helicopter in which he was riding was shot down.