Andrea McVeigh , 44 , was knocked over from behind by speeding cyclist . drowned in a pool of her blood after crashing head - first into the pavement . She will be scarred for days after suffering two long blows to forehead . police detectives hunt for the mystery killer who did not stop at scene .
Andrea McVeigh , 44 , was knocked over from behind by speeding cyclist . Left in a pool of her blood after crashing face-first into the pavement . She will be scarred for life after suffering two long gashes to forehead . Police launch hunt for the mystery rider who did not stop at scene .