MAYWOOD, Ill. (WISH) — Former Indianapolis Colts player Sergio Brown is missing after his mother, Myrtle, was found dead near her home on Saturday, according to a police statement to multiple media outlets.

Police in the Chicago suburb of Maywood searched the area and located Myrtle Brown’s body by a creek behind her home, the Maywood Police Department said in a release.

The Cook County Medical Examiner’s Office determined Brown, 73, died of multiple injuries related to an assault. Her death was ruled a homicide, CNN reports.

Earlier in the day Saturday, Sergio Brown’s brother posted on social media, saying both his mother and brother were missing.

Sergio Brown was still missing Monday morning.

Maywood police are asking anyone with information on Sergio’s location to contact them at 708-368-4131.

Sergio Brown played for the Colts from Sept. 2012 until signing with the Jacksonville Jaguars in March 2015.

News 8 has reached out to the Maywood Police Department for further information.