Today: March 03, 2007 at 7:0:7 PST Blackbeard's Ship to Be Fully Excavated By STEVE HARTSOE ASSOCIATED PRESS RALEIGH, N.C. (AP) - A shipwreck off the North Carolina coast believed to be that of notorious pirate Blackbeard could be fully excavated in three years, officials working on the project said. "That's really our target," Steve Claggett, the state archaeologist, said Friday while discussing 10 years of research that has been conducted since the shipwreck was found just off Atlantic Beach. The ship ran aground in 1718, and some researchers believe it was a French slave ship Blackbeard captured in 1717...