Michigan State freshman Gary Harris could be forced to undergo surgery for his shoulder.
Michigan State went more than eight minutes without a field goal in the second half as Duke pulled away 71-61. Seth Curry went for six 3-pointers and 29 points.
Duke coach Mike Krzyzewski and Michigan State coach Tom Izzo are loaded with Sweet 16s and Final Fours. A run will end for one of them Friday night in Indianapolis.
There are several intriguing matchups in the next two days -- which is the best?
Josh Pastner called him Michigan State's "X-factor." Former Spartans star used to call him frustrating. Now Adreian Payne can be the guy who takes Tom Izzo and the Spartans to Atlanta and the Final Four.
Michigan State cruises past Memphis into Sweet 16 for the fifth time in the last six seasons.
Three of the four teams in the NCAA Midwest region will be determined Saturday.
Valpo coach Bryce Drew was worried about Michigan State's size and athleticism entering Thursday's game -- it was justifiable. Spartans senior big man Derrick Nix had his way with the Horizon Leaguers and Tom Izzo's team coasted into the round of 32.
For a stretch, Michigan State's Keith Appling was considered one of the top point guards in the country. Appling is still guarding, but he's not making shots -- and hasn't even been the one with the ball in his hands in crunch time lately. Sparty needs him to get on track soon, or they won't be going anywhere in March and April.
Here's everything you need to know from college basketball's Tuesday night ...

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