Jilted plumber killed ex-girlfriend and shot her son in the neck with a nail gun before he leapt to his death from a bridge over the M1
Witnesses claim that Vincent Nagle, 44, who is believed to have killed Claire Paton (pictured) in her home in Barrowash, Derbyshire, on Friday, also shot her son Nathon, 22, twice with a nail gun.
Jilted plumber killed ex-girlfriend and shot her son in the neck with a nail gun before he leapt to his death from a bridge over the M1
