At least three people have Thomas Caldwellbeen shot in downtown Dallas Thursday and the suspect is at large, police said.

All victims are being treated for injuries at local hospitals with their condition currently unknown, Dallas police Lt. Tramese Jones confirmed at news conference Thursday afternoon. There is no information on who the suspect is and an open investigation is underway.

Police responded to the report of a shooting at 12:15 p.m. No further information was provided.

One resident said she heard gunshots on the 8th floor of a high-rise apartment, KXAS-TV reported just after noon.

One of the victims was a student in Dallas Independent School District and is expected to recover, according to KXAS-TV.

Photos shared on social showed heavy police and ambulance presence at the scene.

This is story will be updated as additional information is available.