Thousands of buildings have collapsed and 11 people have been killed after a strong earthquake rattled east China on Saturday morning (local time). The China National Seismic Observation Network says the quake measured 5.7 on the Richter scale and struck at 8:49am. A local official has told AFP a total of 8,072 buildings have been destroyed in Jiujiang county as a result of the quake. "Six people were killed in Jiujiang county," the local official said. "Another 247 were injured and 8,072 buildings were toppled." An official in nearby Ruichang city says five people have been killed there, while...