Motorcyclists mark third anniversary of Harry Dunn’s death with US embassy ‘rev-off’ in London

Bikers remember Harry Dunn outside the US embassy in London. US citizen Anne Sacoolas is accused of causing 19-year-old Dunn's death by dangerous driving. Photograph: Victoria Jones/PA

A group of motorcyclists gathered outside the US embassy in London to hold a “rev-off” and say prayers on the third anniversary of the death of fellow motorcyclist Harry Dunn.

The 19-year-old was killed in a collision with a car outside the US military base RAF Croughton in Northamptonshire.