Five years ago: A bankruptcy judge ruled that General Motors Corp. could sell the bulk of its assets to a new company, clearing the way for the automaker to emerge from bankruptcy protection. Riots and street battles that killed nearly 200 people erupted in China's western Xinjiang province in the deadliest ethnic unrest to hit the region in decades. Roger Federer won his record 15th Grand Slam title when he outlasted Andy Roddick 5-7, 7-6 (6), 7-6 (5), 3-6, 16-14 in a marathon match for his sixth Wimbledon championship.