Mominpet, Dec. 26 -- At least five passengers, four of whom belong to the same family, were killed and five others severely injured in road mishap in Vikarabad district on Saturday morning.

Poor visibility on account of heavy fog spread over the area early in the morning could be the reason for the accident, the police said.

The incident happened at Ijra Chittampalli village of Mominpet block, when the autorickshaw, carrying agriculture labourers to Shankarpalli for working in cotton fields, was waiting on the roadside for some more labourers from the village to get into it.

The truck was travelling from Sangareddy to Tandur, while the RTC bus was coming in the opposite direction. The truck driver coming at a high speed could not notic...