Toll tops 1,100 as cold threat looms in Yushu

Chances of survival for those still buried dim by the minute

Yushu, Qinghai - The death toll has climbed to 1,144 and another 417 people remain missing after a powerful tremor early Wednesday shook a remote, ethnic Tibetan area miles above sea level in the northwest Qinghai province.

Rescuers say that number is expected to rise as freezing nights, with temperatures around minus