...well, he could try to prove that he can shut down elite college hitters...or that he has the character necessary to play on a team where he isn't always the featured athlete...or that he can stick to a commitment...or that maybe -- just maybe -- Juco isn't tantamount to MLB.
Just a few things "left to prove" in my estimation.
“It’s fun to watch Nebraska be Nebraska again,” Jermiah Sirles said. “They played their hearts out. Back on the right track, baby. Let’s go.”