UPPER DARBY, Pa. (WPVI) -- Police and emergency crews are on scene of an accident involving two SEPTA trolleys in Upper Darby, Delaware County.
It happened around 9:45 p.m. Sunday at the 69th Street Terminal.
It appears to be a minor collision that left four people injured.
There is no word on what caused the trolleys, Route 101 and 102 to collide.
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