Seven persons, including two kids and three women, died in a road accident on Wednesday when their car was crushed under a tanker in West Bengal's Burdwan district, police said."Seven persons travelling in a private sedan died when their car was crushed under a tanker carrying hot asphalt around 9 a.m. on the National Highway 2," a senior officer from Burdwan police station said. "All the passengers were severely burnt as liquid asphalt fell on them," the officer said. "According to the eye witnesses, the car hit the roadside railing of the Kallol Nagar-Rathtala flyover after losing control and came under the tanker. The tanker flipped under the impact and crushed the car killing all the passengers," he said.Police recovered the bodies and sent them to hospital for autopsy."We are looking for the tanker's driver. The road traffic was temporarily hampered on the highway due to the accident," the officer added.