A 9-year-old boy was fatally shot and a 20-year-old woman wounded during an altercation outside a home in a suburb south of Chicago, police said Friday.

Officers responded about 6 p.m. Thursday to a report of a shooting in Matteson, according to police in the city.

MAN WHO SHOT SUBURBAN CHICAGO OFFICER HIT WITH ADDITIONAL ARMED ROBBERY CHARGE

A caller told 911 dispatchers that her grandson had been shot. The boy suffered a gunshot wound to his abdomen and died at a hospital, police told reporters at a news conference.

The woman's wounds were not considered life-threatening. Police did not release further details of the shooting.

Illinois Fox News graphic

A 9-year-old boy was killed and a 20-year-old woman injured in a Matteson, Illinois shooting. (Fox News)

The Cook County medical examiner's office identified the boy as Omuiri Jones Brown, according to WMAQ-TV.

Denise Jones the boy's grandmother, told WBBM-TV that her granddaughter had a fight with another girl at school. The other girl and some of her friends then drove to Jones' home.

SUBURBAN CHICAGO MAN FATALLY SHOT BY POLICE OFFICER WHO WAS CALLED TO ASSIST PARAMEDICS

They fought outside, and a teenage boy who was with the group of girls began shooting, Jones said.

She described her grandson as an honor roll student who loved to dance. The boy had been staying with Jones after his mother moved to Chicago, she said.

CLICK HERE TO GET THE FOX NEWS APP

"His mom moved out and he stayed here because he didn’t want to go to Chicago, because he was afraid of getting shot," Jones said.