An angry mob set fire to a private bus after it knocked down a 70-year-old moped rider killing him on the spot on Devanahalli main road on Tuesday.

The deceased was identified as Reddy Lakshmana, a resident of Uganawadi and a farmer.

The police said a private bus coming from Devanahalli towards Bangalore knocked down the moped. The rider, who fell down, died on the spot due to severe head injuries. Enraged by this the public forced the passengers out of the bus, beat up the driver, and damaged it before setting it on fire. The bus was completely charred before the police and the fire and emergency services personnel reached the spot.