eyewitness reporter groegdz greg argos is live in center city. >> reporter: there was panic with passengers here on regional rail line, they were on a train they thought was in a real emergency, they decided to self evacuate that vehicle right there. that train car, and that decision caused big headaches for thousands of commuters. passengers at the 30th street station seeing red during the evening commute >> i'm a little frustrated but i can't do anything about it. >> reporter: anger and frustration over massive delays, some well past the hour mark. because of a total system shut-off >> at 5:35 we received reports that passengers were starting to evacuate from the train. >> reporter: let's back up 15 minutes when septa's assistant

eyewitness reporter groegdz greg argos is live in center city. >> reporter: there was panic with passengers here on regional rail line, they were on a train they thought was in a real emergency, they decided to self evacuate that vehicle right there. that train car, and that decision caused big headaches for thousands of commuters. passengers at the 30th street station seeing red during the evening commute >> i'm a little frustrated but i can't do anything about it. >> reporter: anger and frustration over massive delays, some well past the hour mark. because of a total system shut-off >> at 5:35 we received reports that passengers were starting to evacuate from the train. >> reporter: let's back up 15 minutes when septa's assistant general manager said the train lost power for some unknown reason, a breaker tripped not once but twice ylikely trishinged the passengers to believe something was wrong. >> they thought there may have been a fire and with possibly no communication from the crew to those inside. >> do you know if anything was said at all >> i don't know. >> reporter: those passeng