There are a couple of news reports, so far only in Chinese, of a significant meteorite a fall in the Xining region of China. The reports indicate the fall occured at 13:40 local time on February 11th, 2012. More to follow shortly.
See url for news report in Chinese.
http://news.qq.com/a/20120221/001687.htm
http://news.sznews.com/content/2012-02/21/content_6483006.htm