Three teenagers have been arrested in the horrific slaying of a 6-year-old boy in Mississippi, and prosecutors say they plan to charge all three as adults with capital murder. 

Authorities say Dwan Wakefield, D'Allen Washington, and Byron McBride, all in their late teens, were taken into custody Thursday and are being held without bond, CNN reports. 

Police say the suspects stole mother Ebony Archie's Toyota Camry from outside a Kroger on Interstate 55 in Jackson around 1:15am Thursday, with 6-year Kingston Frazier in the back seat. The little boy was found dead in the abandoned vehicle later Thursday morning. Police say he had been shot in the back of the head.

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