Brian Hartline -- offensive coordinator for the Ohio State Buckeyes football team -- was hospitalized over the weekend after an early morning ATV crash ... but thankfully, coach says he's "doing well."
The accident happened at Hartline's estate in Liberty Township Ohio on Sunday, the day after Buckeyes' spring game, when his ATV crashed.
The 36-year-old, and a second male passenger, were transported to Riverside Hospital after suffering injuries ... but the good news is he's doing okay. Hartline even gave fans an encouraging update via Twitter after the incident.