in his own bed tonight rather than a hospital bed with an iv hookup. thank you very much. turning everyone to a very shocking story. an investigation is now underway after philadelphia's transit agency says a woman was raped on one of its trains while that train was in service. officials say witnesses were on board that train and could have stopped this sooner but they didn't call 911. reporter brian sheehan from our nbc station wcau in philadelphia has the latest details. >> it's not right. it's not right. >> it's disgusting. >> reporter: riders on the frankford line say no one called police when a man sexually assaulted a woman on a train last night. a septa employee called police when she noticed something wasn't right on the train headed to upper darby. >> if they weren't present there, he would have walked off and who knows if we would have