North Carolina's Roy Williams woke up Sunday morning feeling ill. The Hall of Fame coach then had to endure one stomach-turning play after another in a dramatic and confusing finish that left the Tar Heels in a familiar spot: the NCAA tournament's round of 16. Tyler Zeller scored 23 points, Harrison Barnes added 22 and North Carolina survived a closing minute that included numerous questionable calls to beat Washington 86-83 on Sunday in the East region. The Tar Heels are into the second weekend for a record 24th time. Read more: http://sports.espn.go.com/ncb/recap?gameId=310790153