In Concepcion, a city about 115 kilometers southwest from the epicenter, at least 100 people are feared trapped in a building. Rescue workers are combing through the rubble for survivors.

Rescue workers in Concepcion have been battling to reach anyone they can take out of harms way.

About 100 people are feared trapped in this collapsed apartment block.

The heavily damaged building fell apart as residents were trying to escape.

(Xinhua News Agency March 1, 2010)