A teenager killed a pensioner on a Zebra crossing after he hit her on his electric bike while speeding and making a mobile phone call, a court heard. Billy Stokoe, 19, admitted causing the death of Gloria Stephenson, 86, by dangerous driving at Newcastle Crown Court on Thursday. The 'beautiful, intelligent' great grandmother was with her daughter and grandson when she died at the scene in her hometown of Sunderland, Tyne and Wear last May. Her family members told of their agony at the delays to