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BUCKS COUNTY, Pa. (CBS) — A Bucks County man has been charged with homicide after police found the body of his girlfriend in the trunk of his car Friday evening.

Officials say that Jason K. Lutey, of New Britain, allegedly killed his girlfriend, 46-year-old Colleen Patterson.

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Lutey’s sister reportedly called police around 8:30 p.m. to report that her brother had killed his girlfriend at his home.

When police arrived at the residence, Lutey told them Patterson’s body was in his car, according to officials.

Credit: CBS3

An officer found her body wrapped in white cloth with red stains that appeared to be blood.

He was subsequently placed under arrest.

The investigation is ongoing. A cause of death has not been confirmed.

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A preliminary hearing for Lutey is scheduled for September 18.

Lutey has been arraigned and is being held without bail.