The Midwest and West regions are featured in Thursday night's Sweet 16 action. Campus Insiders' Seth Davis delves in to the two games he'll be watching closely, and who moves on to the regional final, and the right to play for a bid in the 2017 Final Four in Phoenix.
UNC vs. Butler: The Tar Heels are very familiar with Bulldogs point guard Tyler Lewis, as the senior played for two seasons at NC State before transferring to Butler. Listen to head coach Roy Williams talk about Lewis, as well as North Carolina's loss to Butler in 2014. Theo Pinson also adds what he remembers about the Bulldogs from their previous meeting.