DeKalb County authorities have arrested a man who allegedly killed a man who stopped to get air in his tires at a gas station on Thanksgiving.

Shannon Jackson, 37, of Decatur, is charged with murder in the death of Andricus Harris, 32, according to warrants released Wednesday.

The shooting happened before 1 a.m. in the Chevron at 2691 Bouldercrest Road after an argument with the assailant that began outside, police have said.

Harris had stopped to put air in his tires when he was approached by another man who drove up separately.

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The men argued, though it isn’t clear what about.

As Harris attempted to draw his own gun, the assailant fired two shots into his chest, police said.

The victim’s brother, who heard the shots from his car, entered the station, found his brother on the floor and administered CPR, police said.

Harris died at the scene.

Jackson was arrested Tuesday and is held without bond the DeKalb jail.

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