Forget about Marvin Bagley III and the rest of Duke's talented freshmen for a moment.
Grayson Allen can play a little, too.
Allen scored a career-high 37 points, Trevon Duval had 17 points and 10 assists, and the top-ranked Blue Devils beat No. 2 Michigan State 88-81 in the Champions Classic on Tuesday night.
On a court full of some of college basketball's brightest stars, Allen — Duke's only senior who was joined by four freshmen in the starting lineup — stepped up whenever his team needed a big play. The Blue Devils (3-0) lost Bagley to a right eye injury midway through the first half, but Allen made five 3-pointers and scored 23 points in the second half to help...