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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.

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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.

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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.

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Lutey has been arraigned and is being held without bail.