WATCH: Hundreds of students sing outside home of teacher battling cancer

(FOX News) - More than 400 students and faculty showed support for a beloved teacher's fight against cancer by gathering outside his window to sing and worship.

The students, grades 9-12, and faculty of Christ Presbyterian Academy in Nashville, assembled outside the home of Latin and Bible teacher Ben Ellis, who's been undergoing chemotherapy treatments since he was diagnosed with cancer last year.

The group sung and played for 30 minutes. A video from inside Ellis' home showed the powerful scene.

It was shared by country singer Tim McGraw on Facebook, where it's been viewed 21 million times.

Read the full story on FOXNews.com.

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