MILWAUKEE (CBS 58) -- Milwaukee police are investigating an early morning, multiple shooting that happened just after 12 a.m. 

The shooting took place on 38th and Walnut. Two 19-year-olds were transported to a local hospital for treatment of non-fatal injuries while a 16-year-old and 18-year-old arrived at a local hospital for treatment of non-fatal injuries.

The circumstances leading up to the shooting are under investigation while Milwaukee police continue to seek an unknown suspect.

Anyone with any information is asked to contact Milwaukee Police at (414) 935-7360 or to remain anonymous, contact Crime Stoppers at (414) 224-Tips or P3 Tips.