‘Stalker’ cop claims ex-boyfriend harassed her

A policewoman accused of stalking her ex-boyfriend and trying to wreck his career as an elite firearms officer claims the harrassment was ‘two sided.’ Debra Mackrell, 43, made 1,600 phone calls to Paul Brewster and sent him thousands of texts after the couple broke up in 2016. She tried to get him fired from his job by telling his superiors he was ‘mentally unfit’ to carry a gun, jurors have heard. Before the split, Mackrell accused the 53-year-old of having…