Monroe Refinery Fire Visuals: Marcus Hook Trainer Massive fire breaks out at refinery, residents report smoke
A fire broke out Thursday afternoon at an oil refinery along the Delaware River in Marcus Hook, Pennsylvania, CBS News Philadelphia reported.

A large plume of smoke rose into the sky and could be seen for miles near Traynor.
As of now, the cause of the fire is unknown. It was unclear whether anyone was injured in the incident.