"It's massive - half the hillside's on fire, " an eyewitness told BBC News.

BBC: Massive gorse blaze near Okehampton

An eyewitness at Mahim told the BBC some of those who had jumped from the train were run over by another train coming in the opposite direction.

BBC: NEWS | South Asia | Scores dead in Mumbai train bombs

An eyewitness, Mohammad Abul-Fadl, told BBC Arabic many victims were trapped.

BBC: Cairo train derailment leaves 19 dead

The eyewitness, who wanted to remain anonymous, told BBC Newsnight that the three students in Islamic dress were arrested as suspected infiltrators.

BBC: Witness describes Mali forces 'executing' students