By CBS 2 Chicago Staff

CHICAGO (CBS)– An East Chicago, Indiana officer is recovering in the hospital after being shot while off-duty.

According to the Lake County Sheriff’s Department, shots were fired during an altercation in the 4700 block of Indianapolis Boulevard in East Chicago around 8 p.m. Sunday.

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The off-duty officer and a civilian were both shot and a third person was injured. The officer was last listed in critical condition.

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Police have a person of interest in custody.

This incident is under investigation.

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