Traffic is queueing and two lanes are closed on the M40 London bound in Buckinghamshire between junction 4 A404/A4010 (High Wycombe Handy Cross Roundabout) and junction 3 A40/A4094 (Loudwater). A lorry has overturned and recovery work is ongoing.
More top news
The families of all four of the victims, all of whom were men, have been informed, police said.
Saturday evening's weather for the east
Saturday evening's weather for the west