Brent Yarina, BTN.com Senior Editor, August 22, 2017
Michigan's Grant Newsome almost lost his right leg last fall.
[ MORE: Read more about Newsome's injury and road to recovery ]
Luckily, doctors saved it, and now the offensive lineman is determined to get back on the field.
To do so, Newsome has faced a "grueling" rehab since injuring the leg vs. Wisconsin.
Tuesday morning, Jim Harbaugh tweeted a video of Newsome running some sprints, writing, "A lesser man would have thrown in the towel many moons ago."
Watch the video below: