Tanzania welcomes Obama

ROUGH CUT - NO REPORTER NARRATION<br/> <br />U.S. President Barack Obama is seeking to build a new U.S. economic partnership with Africa as he visits Tanzania at the end of a tour of the fast-growing continent.<br/> <br />Obama's trip to Dar es Salaam occurs three months after a visit by Chinese President Xi Jinping, who came shortly after taking office.<br/> <br />Many Africans see the U.S. leader's three-nation tour of Africa as an attempt to play catch-up.<br/> <br />The U.S. president, whose arrival was marked by a 21-gun salute, meets his predecessor, George W. Bush, who is also visiting.<br/> <br />They will join a ceremony on Tuesday (July 2) to lay a wreath to those killed in the 1998 U.S. embassy bombing in Tanzania.