Over the weekend, you may have noticed some green lights outside of buildings like firehouses and courts, and the reason may surprise you.

As a show of solidarity with the family of Yorktown native Sheridan Gorman, who was fatally shot in Chicago, where she was attending college at Loyola University Chicago.

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The 18-year-old college freshman was shot and killed in the early morning hours of March 19 around 1:30 a.m. near a beach in the Rogers Park neighborhood, while reportedly trying to catch a glimpse of the Northern Lights.

Chicago police arrested 25-year-old Jose Medina-Medina and charged him with first-degree murder and attempted murder. According to Homeland Security, Medina-Medina is a Venezuelan national who was in the U.S. illegally.

The Impact Back Home in the Hudson Valley

Gorman was a graduate of Yorktown High School and active in the Yorktown Athletic Club.

In the aftermath of her untimely death, a vigil was held on the Loyola campus in Chicago and one over the weekend in Yorktown.

Several EMS and Government buildings in the Hudson Valley have also joined a campaign to light up green for Sheridan Gorman.

From Firefighters to lawmakers to everyday citizens- the Hudson Valley is lighting up green for Sheridan Gorman.

A Gofundme for a memorial and scholarship in her name has already raised more than $200,000.

"This fundraiser is about honoring Shera. All funds raised will go toward her remembrance and memorial activities and creating a memorial and/or scholarship(s) in her name, ensuring her light continues to shine and be a service and support for others which is what she believed in."