Update: Factory explosion in China's Inner Mongolia kills 2, leaves 5 missing

HOHHOT, Jan. 18 (Xinhua) -- An explosion at a factory in north China's Inner Mongolia Autonomous Region on Sunday killed two people, left five others missing, and sent 66 to hospitals, according to local authorities.

The blast occurred at around 3 p.m. on Sunday at a plate plant of Baogang United Steel in western Baotou City, causing noticeable tremors in the surrounding areas.

As of 5:30 p.m. on Sunday, lo