A box containing a human head was reportedly found on the sidewalk of Chicago's West Side

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A witness told police that they reportedly found a human head in a box on a sidewalk on Chicago's West Side on Thursday evening, Fox 32 Chicago first reported.

It happened just before 6 p.m. Thursday when officers were dispatched to the 2600 block of West Taylor Street.

The witness told officers they were walking on the sidewalk when they discovered a box containing the victim's remains, Chicago police told Fox 32.

Police said it was unclear what led to the victim's death and the investigation was ongoing.

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Chicago police officers attend a graduation and promotion ceremony in the Grand Ballroom at Navy Pier on June 15, 2017 in Chicago, Illinois. Several civil rights organizations have filed a federal lawsuit against the city of Chicago, demanding federal oversight of changes in the Chicago Police Department after department officials were repeatedly accused of civil rights violations. (Photo by Scott Olson/Getty Images)

Further details were initially not known.

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Chicago Police officers monitor the area outside Chicago Mercy Hospital where a gunman opened fire on November 19, 2018 in Chicago. (KAMIL KRZACZYNSKI/AFP via Getty Images)

The Cook County coroner's office also confirmed it was notified of the human remains, Fox 32 reported.

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