A third victim from the Washington state high school shooting has died.

According to Providence Regional Medical Center in Everett, Washington, Shaylee Chuckulnaskit, 14, passed away on Friday, raising the number of casualties from the shooting to four.

“Today at 4:45 p.m. Shaylee Chuckulnaskit, known affectionately as Shay to her family and friends, passed away at Providence Regional Medical Center as a result of severe injuries from last Friday’s school shooting at Marysville Pilchuck High School. The entire Providence family is deeply saddened by this news and we extend our heartfelt sympathy to Shaylee’s family,” Dr. Anita Tsen, a critical care physician at Providence Regional Medical Center, read from an official news release.

“Our hearts are broken at the passing of our beautiful daughter,” Chuckulnaskit’s family said in a statement. “Shay means everything to us. In Shay’s short life she has been a radiant light bringing us incredible joy and happiness. She has been a loving daughter, a caring sister, a devoted friend and a wonderful part of our community. We can’t imagine life without her.”

“We have been overwhelmed by the thoughtfulness and support of our family, friends and community,” the statement added. “We are deeply grateful for all the acts of kindness that have come our way. We especially want to thank the medics and Providence staff who have cared for Shay.”

BREAKING: Marysville-Pilchuck High School shooting victim Shaylee Chuckulnaskit, 14, has died, hospital says pic.twitter.com/5ZK3Yig5NH

— #Q13FOX News (@Q13FOX) November 1, 2014

Chuckulnaskit and four other students were shot on October 24 when the gunman, Jaylen Fryberg, opened fire in the cafeteria of their high school. Zoe Galasso, 14, was pronounced dead at the scene and Gia Soriano, 14, later died in the hospital on Sunday night. Andrew Fryberg and Nate Hatch, the gunman’s cousins, were also wounded by the gunshots and remain hospitalized in Seattle. Fryberg also took his own life.

The cause of the shooting is still under investigation.