Iowa star Alvaro Folgueiras knocked down the biggest shot of the NCAA Tourney, sending home the defending champion, and number one seed Florida Gators -- and the 20-year-old is walking TMZ Sports through the insane moment!

Iowa's Alvaro Folgueiras and Florida's Alex Condon were both called for technical fouls on a held-ball play Sunday during an NCAA Tournament game.

Iowa basketball's Alvaro Folgueiras is intentional about what he does after knocking down a 3-pointer. For as long as he can remember, he points up to the sky. Fol

Álvaro Folgueiras played a season at DME Academy in Florida

And win or lose against more talented teams, that’s been the way Iowa has played in 30-plus games. Win or lose, these Hawkeyes fight for 40 minutes. Until the clock strikes :00. Need a news break? Check out the all new PLAY hub with puzzles,