Thousands camped in tents in southwestern China on Saturday after a magnitude-6.0 earthquake destroyed thousands of homes, killed one person and injured 320, state media reported. At the epicenter of Thursday's quake in Yao'an county, nearly 22,000 people took shelter in some 3,000 tents, and emergency crews rushed in quilts, rice, cooking oil and other supplies, the official Xinhua News Agency said. The quake displaced some 250,000 people, the report said, sharply revising downward an initial estimate of 400,000.