Selection Sunday just two days away, but there's plenty of college basketball action to keep up with on conference tournament weekend.

Top-ranked Duke returns to action on Friday without Cooper Flagg after the potential NBA Draft No. 1 pick sprained his ankle on Thursday. His long-term status is unknown, but coach Jon Scheyer is playing it safe for the time being. The Blue Devils will face rival North Carolina in the ACC semifinals.

Beyond that, there are plenty of other noteworthy games on tap. Auburn, Michigan State, Houston and St. John's are all in action as contenders vie for the top seed line in the NCAA tournament.

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Here are all the games we'll be keeping a close eye on Friday. (Scroll for live updates.)

No. 7 Michigan State vs. No. 23 Oregon, Noon | Big Ten Network

No. 18 Wisconsin vs. UCLA, 2:30 p.m. | Big Ten Network

No. 11 Maryland vs. No. 24 Illinois, 6:30 p.m. | Big Ten Network