Police: Loop executive kills self after wounding firm’s CEO

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An executive of a Loop company shot and killed himself after critically wounding the CEO of the firm in a dispute over a demotion, police said.

The shooting happened shortly before 10 a.m. in the offices of the ArrowStream company on the 17th floor of a building at 231 S. LaSalle St., police sources said.

One of the victims, a 59-year-old executive of the company, was dead on the scene with a gunshot wound to the head, the sources said, citing preliminary information.

The other man, the 54-year-old CEO of ArrowStsream, was shot in the head and stomach and was taken in critical condition to Northwestern Memorial Hospital, according to police and fire officials.

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