Sean McKeon, who came to Michigan around 230-pounds, has added a lot of muscle to his 6-foot-5 frame since enrolling early. Likewise, according to McKeon’s mother, Charlotte, the freshman is running a 4.62 40-yard-dash.
And has actually gotten faster, ran a 4.62 40 yesterday 〽〽〽 https://t.co/lbhV8hhX0J
— Charlotte McKeon (@michfb84) June 28, 2016