There are four games tonight in the Sweet 16.

The winners of tonight's games move on to the Elite Eight on Saturday. The winner of Duke-Arizona plays the winner of Connecticut-San Diego State. The winner of BYU-Florida will take on the winner of Butler-Wisconsin.

No. 3 Connecticut faces No. 2 San Diego State in Anaheim. (7:15 pm EST; TV: CBS)

No. 3 BYU takes on No. 2 Florida from New Orleans. (7:27 pm EST; TV: TBS)

No. 5 Arizona plays No. 1 Duke from Anaheim. (9:45 pm EST; TV: CBS)

No. 8 Butler meets up with No. 4 Wisconsin in New Orleans. (9:57 pm EST; TV: TBS)

There will be four more games on Friday.

Let the madness begin.