Records show Smyrna police took her into custody Dec. 31 in Gulfport, Mississippi. She was booked into the Cobb County Adult Detention Center on Tuesday and was being held without bond Wednesday, according to a booking report.
Kellum faces charges of felony murder, aggravated assault, possession of a firearm during the commission of a crime, tampering with evidence and entering automobile or other motor vehicle with intention to commit theft or felony.
The arrest warrant alleges Kellum shot Strong twice with a Ruger 9mm handgun. One bullet struck Strong in the right cheek and the other hit her in the lower neck, according to the warrant. Investigators recovered one of the shell casings in the motel room, police said.