(CBS) — Four people have been shot — one of them, a teen, is dead — in the south suburban village of Sauk Village, authorities said Thursday afternoon.

The incident happened outside a cell phone store in the 1700 block of Sauk Trail Road. Police say two groups of people got into a fight outside a strip mall when one person pulled out a gun and started shooting.

Police say the gunman got into a car driven by a woman and sped away. Authorities are looking for a black four-door Pontiac with Illinois license plate number V128 344.

The Lake County, Ind. Coroner’s Office identified the shooting victim who died as Nathaniel Burns Jr., 16, of Sauk Village. The teen died at St. Margaret’s Hospital in Dyer, Ind.