Defending national champion Duke took command early in the second half as the top-ranked Blue Devils cruised past 13th ranked Iowa 80-62 in the Big Ten/A-C-C Challenge in Chicago. Duke’s big guns came through. Jason Williams had 26 points, Carlos Boozer had 22 and Mike Dunleavy added 17.Iowa coach Steve Alford says they got beat by and outstanding team, but thinks they’re better than what they showed in the game. The Hawkeye duo of Luke Recker and Reggie Evans combined for just 23-points. He says Recker and Evans tried forcing things too much and didn’t depend enough on their teammates. He says they’ll have to continue working on that.Alford says while the outcome was disappointing, the experience will be a benefit, he says they want to continue improve to be ready by to play their best come tournament time.