Motorists caught up in a car crash on the M5 in which 7 people died have told an inquest how they became disorientated driving through a "white curtain" of fog.
The crash in November 2011 involved 34 vehicles. It happened on the night a fireworks display was being held at Taunton Rugby Club.
The event organiser, Geoffrey Counsell, was cleared of breaching health and safety regulations last year. Today, a coroner heard conflicting reports about the cause of the low visibility.
Richard Lawrence reports.
An explosives expert tells an inquest he has been unable to find any literature warning of the dangers of smoke from fireworks to drivers.
Drivers have told an inquest of their horror at being involved in one of the worst British motorway pile-ups in living memory.
Witnesses have been describing the driving conditions at the inquest into the deaths of seven people who died after a pile-up on the M5.