A teenager who got out of an ambulance on a motorway hard shoulder was Tasered by police before being hit and killed by a car, official watchdogs have said.

Logan Smith, 18, was being taken to hospital when the ambulance pulled off the northbound carriageway of the M5 in Somerset because paramedics were concerned. The Independent Office for Police Conduct said Smith left the ambulance near the junction for Weston-super-Mare and walked on to the live lanes of the motorway.

Paramedics called Avon and Somerset police for assistance at about 11pm on 30 November and an officer arrived a short time later.

The IOPC said body-worn video footage showed the officer tried to engage with Smith before firing a Taser, causing the Weston-super-Mare teenager to fall to the ground. He was then hit b

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