Martha's Vineyard, MA (July 17) -- The USCGC SANIBEL (WPB 1312) a 110-foot patrol boat based in Woods Hole, maintains a safety zone around the Navy vessel BRISCOE to keep onlookers away from the burial at sea ceremony for John F. Kennedy, Jr., his wife Carolyn and her sister Lauren Bessette. USCG photo by HIERONYMUS, BRIDGET PA3