(STMW) — An off-duty Chicago Police officer was injured when their own gun went off Thursday morning in the Chicago Lawn neighborhood on the South Side.

The officer was in the 2200 block of West 69th Street about 11:30 a.m. when they “took action to stop an in-progress crime,” according to police.

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The officer’s weapon discharged and the officer was injured, police said.

The officer was taken in good condition to Northwestern Memorial Hospital. Police did not release the officer’s gender or age.

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No other injuries were reported.

Area Central detectives are investigating.

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 (Source: Sun-Times Media Wire © Chicago Sun-Times 2015. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.)