CHICAGO (CBS) — Police are warning residents about a series of recent armed robberies in University Village on the Near West Side.

In each incident, a group of robbers demanded and stole property at gunpoint before taking off in a vehicle, according to an alert from Chicago Police.

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The robberies happened:

• about 2 a.m. Dec. 2 in the 1200 block of West Taylor;
• about 6:45 p.m. Dec. 2 in the 800 block of South Lytle; and
• at 9:22 p.m. Wednesday in the 900 block of South Lytle.

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The robbers were described as three-to-five black men, thought to be between the ages of 18 and 25, standing between 5-foot-6 and 6-foot, and weighing between 145 and 160 pounds, police said.

Anyone with information about the robberies should call Area Central detectives at (312) 747-8382.

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(Source: Sun-Times Media Wire © Chicago Sun-Times 2017. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.)