A family killed in an M1 accident involving a Swindon lorry driver has been named by police.

Murtuza Khambaty, 30, Tasneem Khambaty, 31, Sakina Khambaty, four, and Hussain Khambaty, nine months, were killed on the northbound carriageway between junction 13 and 14 at 12.20am Thursday.

A 46-year-old Swindon man was released on bail after his arrest on suspicion of causing death by dangerous driving.

He is due to report back to Bedfordshire Police on August 7.