Uighur group claims China bus attacks, threatens Olympics Sat Jul 26, 3:14 AM ET A Uighur separatist group has taken credit for a deadly bus bombing in Shanghai in May and warned of new attacks in China during the Olympics, a group monitoring threats by extremists on the Internet said. In a video statement, Commander Seyfullah of the Turkestan Islamic Party claimed credit for several attacks, including the May 5 Shanghai bus bombing which killed three; another Shanghai attack; an attack on police in Wenzhou on July 17 using an explosive-laden tractor; a bombing of a Guangzhou plastic factory on...