March 31, 2015 5:03 pm RAW: Teen Knocks Out Man on SEPTA Platform Surveillance video caught an altercation between and man and a group of teens on a SEPTA train. It also shows the man being knocked to the ground by one of the teens after they got off the train. US & World Videos 0:36 Plans for a ‘Philadelphia Museum of Sports' revived 2:16 Beloved Delaware-based sandwich shop heading to Citizen's Bank Park 0:30 Man accused of defrauding families trying to buy headstones in NJ 1:55 Moms got a free spa day as an early Mother's Day treat from the Ronald McDonald House 1:53 Store owners react after would-be burglars cut through walls to get into jewelry store