Fiery car crash on West Side kills 3; cause unknown

CHICAGO (WLS) -- Three people were killed in a fiery car crash Sunday on the city's West Side.

The crash happened in the Tri-Taylor neighborhood at the intersection of Harrison Street and Oakley Boulevard at about 6:05 p.m. A Chevy Malibu traveling eastbound near the intersection of Western Avenue and Oakley Boulevard struck a Mitsubishi Outlander going southbound on Oakley, police said. The Chevy Malibu then struck a light pole and caught fire.

Video of the scene shared by a Twitter user showed firefighters using hoses to extinguish flames on at least one of the vehicles involved.

Two people inside the Chevy Malibu fled the scene, leaving behind three other occupants who died at the scene, police said. The Mitsubishi Outlander only had one occupant who sustained minor injuries.

Two persons of interest were being questioned, police said.

Authorities have not said what caused the crash.

The Major Accident Investigation Unit is investigating.