NEW YORK (Reuters) -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, prosecutors said on Thursday.

Professional sports in North America have seen numerous examples of improper or illegal wagering among players from its earliest days to the modern era of legal betting. Here are some notable examples of sports betting scandals:

‘BLACK SOX’ BETTING SCANDAL

In one of the earliest and most infamous betting scandals in professional baseball, several members of the Chicago White Sox were found to have thrown games in the 1919 World Series, conspiring with gamblers to rig the outcome.

The scandal led to the election of baseball’s f

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