New Crew Sets Off for Space Station BAIKONUR, Kazakhstan - A Russian rocket carrying two cosmonauts and an American astronaut to the international space station lifted off from the Baikonur cosmodrome on Thursday.    For Russians Salizhan Sharipov and Yuri Shargin and American Leroy Chiao, it was the first mission in a Soyuz spacecraft - breaking the nearly 30-year tradition of having at least one crewman with previous experience in piloting the capsule...