CHICAGO (STMW) — A man attempted to sexually assault a teenage girl at gunpoint Monday morning in the West Lawn neighborhood on the Southwest Side.

The suspect pulled a gun and forced the 14-year-old girl into an alley about 8 a.m. in the 6100 block of South Springfield Avenue, according to an alert from Area Central detectives.

The suspect is described as a white man 18-23 with an olive complexion, 5-foot-6 and 120 pounds with brown eyes, the alert said. He was wearing a white baseball cap, baggy white shirt and black shorts.

Anyone with information should call detectives at (312) 747-8380.

(Source: Sun-Times Media Wire © Chicago Sun-Times 2013. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.)

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