Five women have been killed in a shooting at a store at a Chicago suburban shopping centre, the Chicago Tribune reported online.
Initial reports said four were dead in the killings in a women's clothes shop on Saturday morning in Tinley Park, a Chicago suburb.
The suspected shooter was still at large, a police spokesperson said. Investigators speculated that the women were shot during a robbery attempt gone wrong.
The motive for the shootings was not clear. All the shots were fired in one store, shortly before 11 am.