Homicide detectives now are exploring whether the Dec. 22 fatal shooting involving Grosse Pointe teens involves a a case of mistaken identity, WXYZ reports.

Police sources say investigators are looking into the possibility that a gunman mistakenly thought a guy he was after was inside the car, Jim Kiertzner of WXYZ reports. The motive may have been a dispute between drug dealers that had nothing to do with the teens.

Three teens were wounded. Paige Stalker, 16, was killed.

Police initially thought it was a robbery gone bad and that the gunman opened fire when the car drove off. 

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Read more: WXYZ