Two trains collided in Philadelphia's Logan section Tuesday morning.
The accident happened at Broad and Windrim near the Fern Rock Station.
There were no passengers on the train.
Nine people are being treated at the hospital for minor injuries.
Because of the accident, 10th Street was closed between Wagner Ave and Fisher Ave.
SEPTA trains, which were previously delayed due to the accident, are running on schedule.
The cause of the accident is unknown.