Puri, Oct. 7 -- At least four persons sustained critical injuries after a youth reportedly attacked passengers onboard an Ama Bus (formerly known as Mo Bus) in Odisha's Puri district here today. The episode has raised serious security concerns as rituals of Kartik Brata kicked off today with thousands of devotees and Habishyalis flocking to the Holy City.

The accused has been nabbed by the police and detained. The motive behind his unprovoked aggression is not known yet. As per reports, the youth, whose identity is not disclosed yet, suddenly boarded the bus at around 11 am when the vehicle was heading from Harashpada to Sukala village in Satyabadi.

He then started attacking the passengers indiscriminately with a sharp weapon, leaving s...