Betting scandals have been a concern for professional sports leagues for as long as they’ve existed, but a U.S.

The entire sporting world was rocked Thursday morning when it was announced that the FBI arrested Portland Trail Blazers coach Chauncey Billups and Miami Heat guard Terry Rozier as part of a sweeping federal probe into sports betting and an illegal poker ring with ties to organized crime.

Dozens of players, coaches and officials have been accused or charged in gambling-related cases across major leagues.

The Miami Heat guard was arrested in Orlando in a federal sports betting case that prosecutors say involved using confidential NBA information to place illegal wagers.

Former Boston Celtics guard Terry Rozier, Portland Trail Blazers coach Chauncey Billups and more than 30 other individuals were named in indictments unsealed Thursday morning in two criminal cases involving sports betting and illegal poker games that officials said were run by the mob.

As sports betting expands, polling suggests Americans have become increasingly critical of its role in U.S. society and sports — although they’re more tolerant of legal betting for professional sports.

U.S. authorities have arrested more than 30 people, including Portland Trail Blazers head coach Chauncey Billups and Miami Heat guard Terry Rozier, in connection with a federal investigation into illegal gambling,

The arrests come as sports betting has surged in popularity across the country and in New York State over the past several years.

The sports world has been turned upside by the ongoing NBA gambling scandal that involves several current and former basketball stars, including Detroit Pistons legend Chauncey Billups, and now networks that cover the league have to also be very cautious with how they promote sports betting.