All eyes are on the Final Four, but college athletics officials are worried about suspicious bets on games featuring smaller schools.

Many in legalized sports betting states who filled out brackets in ESPN’s ubiquitous tournament challenge contest this week were greeted by a congratulatory pop-up fronted by falling confetti after they hit the submit button -- along with an invitation to wager on their chosen winner at ESPN Bet, with odds for that team featured prominently.

Madness odds for UConn Huskies vs UCLA Bruins women's Final Four March Madness NCAA Tournament game for betting on Friday, April 4, 2025.

The 2025 women's NCAA ... betting favorites, beating USC on Monday to round out the Final Four. The tournament continues Friday with both Final Four matchups, which you can watch on ESPN.

A look at all of the best March Madness betting promos from the top online sportsbooks as the NCAA Tournament gets set to tip off this week.

Women's Final Four picks, predictions, odds for Texas Longhorns vs South Carolina Gamecocks NCAA Tournament March Madness game on Friday, April 4.

The Final Four is set in the men's NCAA ... odds and highlight the bets that stand out before the lines move later in the week. Odds are accurate as of publication time. For the latest odds, go to ...

For decades, the NCAA vigorously opposed sports gambling. Now, March Madness is one of the most bet-on sporting events.