Sports betting has expanded rapidly since the U.S. Supreme Court struck down the federal prohibition on sports betting more than seven years ago, but this year exposed vulnerabilities in the system with explosive scandals across professional and college sports.
Americans have bet “well north of” $500 billion since the 2018 Supreme Court decision, according to Legal Sports Report. Currently, 39 states and Washington, D.C. allow some form of sports betting. There have been prior controversies—like the saga with Shohei Ohtani’s former translator and the lifetime ban of NBA role player Jontay Porter—but 2025 was the year major scandals kept exploding.
Here are some of the most prominent sports gambling scandals of 2025.
