Philadelphia, PAWoman in her 40's struck and seriously injured after being struck by a hit-and-run driver traveling at high speed just after exiting a SEPTA bus at 21st Street and Susquehanna Avenue in Philadelphia, PennsylvaniaAccident Date: Mon, 03/10/2014Philadelphia Police are investigating a hit and run accident that left a pedestrian seriously injured in North Philadelphia Tuesday. It happened at 21st Street and Susquehanna Avenue around 3:30 p.m.