060721-N-8878B-216 (July 21, 2006)US Navy (USN) participants and volunteers during the Fourth Annual Seabee Builder's Challenge held at Naval Base (NB) Point Loma, San Diego, California (CA), pose for a group photograph. The annual competition includes sawing three pieces of wood, shoveling dirt into a garbage can, hammering ten nails into a board, a quarter-mile wheelbarrow race and name that tool contest.U.S. Navy official photo by Mass Communication SPECIALIST SEAMAN Michael C. Barton (RELEASED)