The Anchorage Police Department is investigating an attempted sexual assault on a trail near East High School.

According to a release, on Wednesday the woman was running on the trail, south of Bragaw Street and Northern Lights Boulevard, in a wooded area when a male attacked her from behind.

Police said the male attempted to “physically overpower her.” The woman was able to fight off her attacker off with the help of a nearby citizen.

The suspect is described as a black male in his late-teens or early 20s. He is described as having a slim build and short hair.

The suspect fled the scene on foot.

Anyone with information on the incident is being urged to call Anchorage police at 907-786-8900.