Police are investigating a shooting that killed three people Monday morning in the parking lot of a Walmart store in Duncan.
Three people were killed, according to the Oklahoma Highway Patrol. Officials at the Walmart store told KOCO 5 that the shooting happened in the parking lot.
The Duncan police chief said the three people dead were two men and a woman.
Officials with Duncan Public Schools confirmed all schools were placed on lockdown during the investigation. The lockdown has been lifted.
Stay with KOCO 5 for updates.