Ex-cop who filmed wife having sex with lover outside Screwfix guilty of stalking

Gavin Harper, 45, (left) found Stephanie Glynn, 40, (right) and Andrew McLullich, 42, in a Screwfix car park(Picture: Bruce Adams/ Daily Mail/Lynda Roughley)An ‘obsessed’ former police constable who caught his wife having sex with a married colleague in a Screwfix car park has narrowly avoided jail after being convicted of stalking.Gavin Harper, 45, found Stephanie Glynn, 40, and Andrew McLullich, 42, outside the hardware store in Birkenhead, Merseyside, on Februa