10/27/2010 04:28 pm ET Updated May 25, 2011

Indonesia Tsunami Alert System May Have Failed

Hundreds of people were killed and many are missing as a result of the tsunami, which was generated by a magnitude 7.7 earthquake off the west coast of Sumatra.

The earthquake unleashed a 3m-high (10ft) wave that crashed into the remote Mentawai islands, levelling a number of villages.

Survivors have said no warning was given.

Read more on BBC News