Emergency responders are racing to find survivors after a magnitude 7.4 earthquake struck western Colombia, killing more than 200 people, according to a CNN count based on reports from officials. The government declared a national disaster and world leaders have offered assistance. A senior UN worker warned food distribution will be crucial in the coming days, and one indigenous leader who lives near the epicenter of the quake says they have yet to receive help. Fellow survivors have been recounting their terrifying experiences. CNN observed rescue workers and volunteers forming a human chain to help save those trapped in Pereira. Dramatic video from Cali shows the rescue of a baby from under the rubble. See how the quake unfolded, in maps and video.

Full report : Rescuers unable to reach Colombia earthquake epicenter as more than 200 dead.