Ganesh Nadar reporting from Dharamapuri, says the railways have categorically denied that there was any accident on July 4, rubbishing the suicide theory. Dalit youth Ilavarasan, who was found dead near a railway track on Thursday, was believed to have committed suicide out of dejection. Afour-page letter purportedly written by Ilavarasan started doing the rounds.

Meanwhile, Ilavarasan's father says his son's body will be kept for 24 hours for the public to pay homage.

Here's what the government doctors have said on the second autopsy. Read