CHICAGO (CBS) — Chicago Police have issued a community alert after a teenager was assaulted on the Northwest Side, reports WBBM’s Steve Miller.

Early Tuesday morning about 1:30, police say, a 19-year-old woman was walking in the area of Armitage and Pulaski – when a man grabbed her and pulled her into a gangway and sexually assaulted her.

The woman told police that the man left the scene on a bicycle – heading north.

Police are asking for anyone with information to come forward and call Area North Bureau of Detectives at (312) 744-8200 or submit an anonymous tip at, reference RD# HX180061

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