Police arrest Pennsylvania murder suspect after SWAT standoff in metro Atlanta

CLAYTON COUNTY, Ga. - A man wanted for murdering a Pennsylvania teen during a drug deal in 2017 has been captured after a standoff Thursday in metro Atlanta, according to Clayton County Police.

Brian Corsey, 24, was accused by police of killing a 15-year-old boy in the parking lot of a Dunkin' Donuts in Chester County, Penn. In December 2017. Investigators said Corsey and another suspect, Robert McCoy arranged to buy marijuana from the victim via Snapchat.

Police said during the deal, McCoy restrained a friend of the victim and Corsey pulled a gun and shot the victim in the head. He was pronounced dead at the scene.

McCoy was later arrested and charged with murder, robbery, conspiracy, and related offenses.

Corsey, the alleged gunman, remained on the run for the past five months until police were able to catch up with him at the Flint Crossing Apartments Thursday afternoon.

A SWAT team was called out Corsey refused to surrender to U.S. Marshals as they attempted to serve his arrest warrant. Corsey reportedly barricaded himself in the bathroom of the apartment.

Officers said they negotiated with Corsey for several hours before deploying gas into the apartment and making entry into the apartment, taking him into custody.

He was booked into the Clayton County Jail. No word yet on when he will be extradited.

RELATED: Gunman identified in 2017 shooting death of boy, 15, in Phoenixville