At least six auto-rickshaw passengers were killed as a truck collided into the vehicle in Boiltoli area of Fakirhat upazila on Friday morning.
The accident took place in front of Boiltoli Primary School around 7:15am as the truck rammed the vehicle, leaving six dead on the spot, said Fakirhat Model Police Officer-in-Charge (OC) Abu Saeed Mohammad Khairul Anam.
Three of the deceased have been identified as Abdul Hai (55) of Chakshree Bazar area of Rampal upazila, Utpal Raha (42) of Nalda Maubhog area of Fakirhat upazila and Nayan Dutta (21) of the same area.
A passenger named Nur Muhammad has been admitted to Khulna Medical College Hospital in critical condition.
Fakirhat police have arrested Osman Gani, 20, the pickup van driver.
Fakirhat Model Police Officer-in-Charge (OC) Abu Saeed Mohammad Khairul Anam said, "We have arrested the pickup driver. He was travelling to the Shibchar-Madaripur route with passengers from Satkhira. The pickup van hit the auto-rickshaw on its way leaving six dead on spot."