By John Lomas

SLIDE RULE: Colchester United’s Harry Pell tackles Mansfield’s Ollie Clarke while, inset, United’s Luke Norris, second left, celebrates after equalising with five minutes to goPICTURE: PA ImagesSTAR MAN HARRY PELL Colchester UtdLUKE Norris scored a late goal to crash Nigel Clough’s welcoming party and rescue a point for Colchester in the Mansfield manager’s first game at his new home ground.Clough’s revitalised Stags looked set for a fourth win in a row after Nicky Maynard’s sensational strike, but Norris capit...