Run over and killed by a laughing stranger

A woman ran over and killed a pedestrian while her daughter was in the car with her and then stabbed a hero engineer when he intervened, a court heard. Rhian Beresford, 29, crushed Stefan Melnyk, 54, to death while her two-year-old child sat in the Vauxhall Astra last 22 March because she wrongly believed the complete stranger was a paedophile. Horrified witnesses saw the victim screaming as he lay trapped under the tyres after the driver mounted the pavement and…