Four bank robbers were beaten to death by a mob in Bihar's Buxar district Friday afternoon, a police official said.

A mob of villagers beat to death four robbers who were trying to flee after looting cash from the State Bank of India branch at Chausa village in Buxar district, about 125 km from here.

Buxar Superintendent of Police Amit Kumar Jain told IANS by telephone that the four robbers, all of them youths, were beaten to death after being caught by the villagers.

While four were lynched, two other robbers were arrested by the police. Motorcycles and pistols have been recovered from them, said Jain.

The robbers had shot dead a security guard of the bank.