Powerful earthquake hits Indonesia

Two massive earthquakes off Indonesia's western coast triggered back-to-back tsunami warnings for most areas of the Indian Ocean, sending panicked residents fleeing to high ground in cars and on the backs of motorcycles.

An Indian patient is evacuated from a government hospital following a tremor in Chennai, India. Photo / AP

Image 1 of 18: An Indian patient is evacuated from a government hospital following a tremor in Chennai, India. Photo / AP