In an attack that shook a nation. Good morning, everybody, tamala edwards, well get to those stories, but first lets go over to david murphy. Reporter we have precipitation out in northwestern pennsylvania. 59 degrees in philadelphia. Feeling more humid than the last couple of mornings. 66 in allentown, 71 in sea isle city. It will be muggy, under partly to mostly cloudy skies, 67 degrees by 6 00. 71 by 8 00. A warm one, 74 by 9 00. Noon, 81. 87 by 3 00 p. M. , high of 88 late in the day, back to 83 by 6 00 p. M. During the afternoon in the northern and western suburbs thunderstorms will develop they could reach philadelphia by 6 00 p. M. , maybe later, tam, well have the latest coming up on that. Developing right now, Police Chased the driver on to the septa train tracks in Delaware County overnight. You can see the suv stopped near the landsdown station off union street around 12 30. Police are questioning a person and possibly searching for a second person. Police say the driver was