NEW YORK — The head coach of the Portland Trail Blazers and a player for the Miami Heat were arrested Thursday along with more than 30 other people in two criminal cases alleging sprawling separate schemes to rake in millions by rigging sports bets and poker games involving Mafia families, authorities said.

What You Need To Know • The head coach of the Portland Trail Blazers and a player for the Miami Heat have been arrested along with more than 30 other people in two criminal cases alleging sprawling schemes to rake in millions by rigging sports bets and poker games involving Mafia families • Authorities said Thursday that Portland coach Chauncey Billups is charged in an indictment alleging a wide-ranging scheme to rig underground poker games that were backed by La Cosa Nostra crime

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