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PHILADELPHIA (CBS) – Some lanes are blocked as police investigate a two-car accident involving a police vehicle at Aramingo Avenue and Butler Street Sunday night.

Police say the officer was on routine patrol when the patrol car was involved with another car just before 9:30 p.m.

The officer was injured and transferred to an area hospital. He is in stable condition.

The driver, a 19-year-old man, and three passengers were transferred to an area hospital with non-life threatening injuries.

Both vehicles suffered heavy damage.

No other information is available at this time.