Tragedy has struck just two days after a thrilling game between Michigan and Ohio State, as an attack took place on the Buckeyes' campus in Columbus on Monday morning.

Around 10 a.m., Ohio State Emergency sent out a tweet reporting there was an "active shooter" on campus and instructed those in the area to "Run Hide Fight."

The entire Buckeyes team was reportedly safe and accounted for after police secured the scene on campus. The team was not scheduled to practice Monday and the school announced that all classes were cancelled.

In serious times like these, there are no rivals. and Michigan players took to Twitter to send their thoughts and prayers to the those involved.

Stay safe, Buckeyes. — Michigan Athletics (@UMichAthletics) November 28, 2016

Thoughts and prayers to the Ohio State community. Stay safe! — Wilton Speight (@WiltonSpeight) November 28, 2016

Praying for OSU ...it's a sad day — Maurice Hurst Jr (@BigPappi73) November 28, 2016

Sorry, I wouldn't wish it on my worst enemy. I pray no one is harmed! https://t.co/TGlcOStVre — Jourdan Lewis (@JourdanJD) November 28, 2016

Pray for Ohio State ! 🙏🏾 — Khaleke Hudson (@KhalekeHudson) November 28, 2016

🙏🏻🙏🏻🙏🏻 OSU — Chase Winovich (@Chase_Winovich) November 28, 2016

Praying for everyone at OSU.. Unbelievable — JOK (@JohnOKorn) November 28, 2016