GLEN BURNIE, Md. (CBSDC) — An accident involving a rescue squad vehicle and a small car left seven people injured, including four firefighters, in Glen Burnie Wednesday night.

The rescue vehicle, which was en route to a two-alarm fire at the Pinewood senior apartment building, collided with the other car around 7:25 p.m. at the intersection of Ritchie Highway and Baltimore-Annapolis Boulevard.

Three people were trapped in the car that was struck by the rescue vehicle, prompting a rescue box to be called to the scene.

A male and female were extracted and taken to Shock Trauma with serious, but non-life threatening-injuries. A second woman in the vehicle was transported to University Medical Center with non-life-threatening injuries.

The four firefighters traveling in the rescue vehicle suffered minor injuries described as cuts, bruises and bumps. They were transported to Baltimore-Washington Medical Center.

The cause of the accident is currently under investigation by the Anne Arundel County Police Department.