The Big Ten's defensive player of the year, Travis Walton held the Colonials Jeremy Chappell to just six first half points, but it cost him two early fouls. Chappell's effort led the Colonials in first half scoring.
Michigan State head coach Tom Izzo inserted Draymond Green for fellow freshman Delvon Roe and Day-Day responded with eight points and two rebounds. The lineup of Green, Suton, Walton, Kalin Lucas and Allen tired out the Colonials five and led to MSU's halftime advantage.
The Spartans extended their run to a 19-0 advantage before Robert Morris finally hit a free throw, but by that time, the rout was on. MSU's Goran Suton controlled the boards on both ends of the floor finishing with 11 points, 17 boards (four offensive) and two assists.
Chappell led the Colonials with 11 points, three blocks and two assists.
Michigan State (27-6) now prepares to face the #10 seed Southern California (22-12) who upset Boston College 72-55.
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