The women’s bodies were found Saturday morning outside a home in Collinsville, about 83 miles (133 kilometers) south of Springfield, the Belleville News-Democrat reported.
Local officers spotted the suspect’s vehicle about 1 p.m. Saturday near Hillsboro, state police said in a release.
The vehicle became disabled about 1:50 p.m. and stopped near Pana, about 50 miles (80 kilometers) southeast of Springfield.
The driver was shot after pointing a weapon at a trooper and was being treated Saturday at an area hospital, state police said.
The trooper, a 26-year state police veteran, was not hurt. The state police Internal Investigation division is looking into the shooting.
Details about the slayings in Collinsville were not released.
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