NCAA Tournament scores: Purdue survives Iowa State comeback; live updates from Saturday's second-round games

Colleen Thomas

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NCAA Tournament scores: Purdue survives Iowa State comeback; live updates from Saturday's second-round games image

Round one is complete, but there weren't too many upsets.

You know what that means? Saturday's games are about to get crazy.

MORE: How to watch Saturday's games | Interactive bracket

And they did, just a few hours into the games. Wisconsin knocked off defending national champ Villanova in a thrilling game that came down to the final seconds. The Badgers advanced to the Sweet 16 West Virginia kicked things off with incredible defense and hot shooting. The Mountaineers are the first team to punch their ticket to the Sweet 16, beating Notre Dame, 83-71.

We'll be updating with highlights and scores from all of Saturday games, so follow along:

(4) Purdue vs. (5) Iowa State 

It looked like Purdue was going to roll right by Iowa State, building a 19-point second half lead, but the Cyclones stormed back. A 12-0 run brought things back to neck-and-neck in the final minutes.

But the Boilermakers were able to holA on for the win, 80-76.

(4) Florida vs. (5) Virginia

Florida led Virginia, 31-17, at half because of offense like this. 

Florida is red-hot and on a 24-6 run. Justin Leon's perimeter shooting is a big reason why.

(2) Arizona vs. (7) Saint Mary's

Arizona trailed by as many as eight in the first half, but the Wildcats settled in to take down Saint Mary's, 69-60.

Arizona's Lauri Markkanen notched a double-double with 16 points and 10 rebounds.

Arizona will play Xavier in the Sweet 16. 

Check out this dunk by Arizona's Kadeem Allen. He picked up his dribble at the FREE THROW LINE.

(4) Butler vs. (12) Middle Tennessee

Butler is heading back to the Sweet 16 for the first time since 2011 after a 74-65 victory over Middle Tennessee. 

Butler's defense made it tough on Middle Tennessee's scorers. Giddy Potts, who averages nearly 16 points a game, was held scoreless. 

Kelan Martin led Butler with 19 points, while Andrew Chrabascz had 15.

Butler plays the winner of North Carolina-Arkansas in the Sweet 16.

(3) Florida State vs. (11) Xavier

Xavier demolished Florida State, 91-66, in a game that was never close.

They'll play the winner of Saint Mary's vs. Arizona in the Sweet 16.

(1) Gonzaga vs. (8) Northwestern

The Wildcats pushed on late with a 23-8 run, but Gonzaga held on to win, 79-73 to advance to the Sweet 16. 

They'll play West Virginia next.

(8) Wisconsin vs. (1) Villanova

Wisconsin knocks off the defending national champs! The Badgers defeat Villanova, 65-62. Check out the highlights from the great game:

The Badgers are so close!

This game as been as thrilling as its billing (get it?). It's coming down to the wire!

Wisconsin is leading the defending national champs thanks to strong defense.

Villanova closing this gap with this nice steal by Josh Hart.

Vitto Brown with a shining moment of the tournament so far.

The first ticket to the Sweet 16 was punched at 2:20 ET on Saturday. Congratulations, West Virginia.

(5) Notre Dame vs. (4) West Virginia

The Mountaineers are headed to the Sweet 16! They never trailed in their 83-71 win over Notre Dame. Full game highlights here:

Notre Dame didn't have a chance. West Virginia dominates the Fighting Irish.

West Virginia isn't called 'Press Virginia' for no reason...

It's a game of runs so far. Notre Dame is storming back.

The Mountaineers are off to a hot start.

Colleen Thomas

Colleen Thomas Photo

Colleen Thomas is an Associate Editor at Sporting News. She joined Sporting News in 2014.