CRESCENT CITY, Calif. - The Coast Guard conducts an over flight of Crescent City, Calif., Friday, Mar. 11, 2011, after the Mar. 10, 2011 earthquake near Japan causes a Tsunami to strike the West Coast. All five Group Air Station North Bend HH-65C dolphin helicopters and 12 Group North Bend's 47-foot motor lifeboats were in the air and at sea, prepositioned along the coast, ready for search and rescue and damage assessment. U.S. Coast Guard video by Group Air Station North Bend, Ore.