USCG File PhotoGUAM – U.S. Coast Guard Sector Guam rescue crews worked through the night Friday and into the morning Saturday to close, assess, and reopen the ports of Guam, Saipan, Tinian, and Rota after devastating earthquake in Japan, Friday. Crews verified the waterways were safe for use and reopened all major ports for boating traffic within two-and-a-half hours of sunrise Saturday. Damage...