LAS VEGAS – Darryn Peterson went down quickly. Just the second game of the regular season for the Tar Heels back in early November, and Caleb Wilson sent the eventual No. 2 pick packing back to Lawrence in the 87-74 win over Kansas. Wilson scored 24 points, grabbed seven boards and added four steals. Peterson? A solid 22 points but still got the L. Then came two showdowns with Duke and No. 3 draft pick Cameron Boozer. Wilson, however, was only available for one thanks to a broken right thumb tha