At least 25 people were killed and 44 others injured in central Bolivia when a bus fell off from a bridge on Sunday, according to police sources.

At least 25 people were killed and 44 others injured in central Bolivia when a bus fell off from a bridge,?police sources said, June 28, 2010.[Xinhua]

The possible cause of the accident was considered a failure in the brake system of the bus, adding that it was a serious accident, said the police.

The bus, which planned to drive from Cochabama to Potosi, crashed down into a river 11 meters below the bridge.