What should have been a celebratory start to the college football season turned into a heartbreaking tragedy at the University of Iowa after a marching band member suddenly collapsed during the Hawkeyes’ home opener.

Derek Phillips, a third-year University of Iowa student and member of the Hawkeye Marching Band, suffered sudden cardiac arrest Saturday as temperatures in Iowa City climbed to a brutal 94 degrees.

The Hawkeyes were preparing to face Northern Illinois in the first game of the 2026 season when Phillips collapsed.

The extreme heat had already forced the marching band to cancel its planned halftime performance.

Phillips was rushed for medical treatment, but his family later revealed that the cardiac arrest caused severe brain damage.

In an emotional statement posted to Instagram, his family said they had made the devastating decision to remove him from life support.

According to the Daily Iowan, life support was removed Monday.

“Derek brought so much light, humor, and kindness into this world,” his family said.

They described him as a gifted musician who loved jazz, singing and performing with the marching band.

“He was a phenomenal musician — whether he was playing jazz, singing his heart out, or marching under the lights, music was the language of his soul,” the family wrote.

His loved ones said Phillips was comfortable and surrounded by family, with the music he loved playing around him.

The family also invited friends and fellow students to share their favorite memories of Phillips, prompting an outpouring of emotional tributes.

“He made me laugh so much, definitely an unforgettable person,” one person wrote.

Another remembered Phillips as “one of the kindest individuals I have ever met,” adding, “I am going to miss you so much man.”

A fellow musician recalled meeting Phillips during auditions and said joking around with him throughout the season became one of the highlights of the summer.

The heartbreaking medical emergency unfolded during what had otherwise been an overwhelming victory for Iowa.

The heavily favored Hawkeyes defeated Northern Illinois 40-0.