The arrests on Thursday of more than 30 people, including several high-profile NBA figures, in a pair of illegal betting probes, has brought fresh scrutiny to the pervasiveness of online sports wagering, which has exploded in popularity in recent years.

While critics contend the scandal shows that online sports betting, including smartphone apps such as DraftKings and FanDuel, are subject to potential player-driven manipulation, proponents argue the arrests prove that the heavily regulated legal gambling industry has the tools in place to root out fraud and suspicious behavior.

Portland Trail Blazers head coach Chauncey Billups, Miami Heat guard Terry Rozier and former player Damon Jones were among those charged . They have denied the charges.

Rozier and other defendants are accused o

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