By TOM SHANAHAN Duke's basketball roster lacks a Christian Laettner or Grayson Allen. Not even a J.J. Redick. In other words, there are no villains to dislike. Duke has plenty of jealous college basketball enemies for winning five national titles and advancing to 12 Final Fours under coach Mike Krzyzewski. Fans and media are also quick to jump on Coach K when he slips up with a comment or they think he did, but he's used to that.…