CHICAGO (WLS) — Chicago police are investigating an armed sexual assault on the North Side over the weekend.

Chicago police said the victim was walking with another woman in the 2900-block of West Wilson Avenue in Ravenswood Manor just before 9:20 p.m. Friday, when two men reportedly began chasing them.

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One of the men allegedly held one woman with a knife, while the other suspect pulled out a gun and sexually assaulted the victim in an alley.

Police are searching for those two suspects.

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One suspect was described as 5-feet, 10-inches to 6-feet tall, weighing 170 to 200 pounds and wearing a Nike jacket, black pants and dark sneakers.

The other was described as 5-feet, 5-inches to 5-feet, 7-inches tall, weighing 135 to 150 pounds, wearing a Nike jacket, dark pants and sneakers.

Anyone with information is asked to call Area Five Detectives at (312)746-6554 or submit an anonymous tip at CPDTIP.com.

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