Tennessee is having its best season under third-year coach Cuonzo Martin.
The Volunteers (24-12; 11-7 SEC) have won three games in this year's NCAA tournament. They look like a team that is coming together at the right time.
ESPN's Seth Greenberg said (Insider subscription required) that he is "extremely impressed with Tennessee."
Cuonzo Martin has done a great job through all of the speculation of getting his team on the same page and buying into what he has defined as Tennessee basketball: physical, tough defense and efficient offense on a team where everyone plays for one another.
They go up against Michigan (27-8; 15-3 Big Ten) in their Sweet 16 contest.
Here are the five biggest challenges the Vols face in their matchup with the Wolverines.