
The dead were identified as--truck driver Polash Hossain, 44, and the helper Imran Hossain, 25.
Abul Basher, officer in-charge of Bogra Sadar Police Station, said unidentified miscreants hurled petrol bomb at the truck around 5:30am, leaving the helper of the truck dead on the spot and its driver and another one injured.
Later in the afternoon critically injured truck driver Palash died at Shaheed Ziaur Rahman Medical College and Hospital where he was undergoing treatment.
Another injured betel-leaf trader was sent to Dhaka Medical College Hospital.
TF