Penn Entertainment announced two updates for ESPN Bet, including Washington, DC, mobile access and retail book updates.

Boston Celtics center Kristaps Porzingis, right, looks to shoot against Orlando Magic forward Tristan da Silva during the ...

If you or someone you know has a gambling problem, call 1-800-GAMBLER Sports betting is legal in the United States on a state-by-state basis. There is a patchwork of laws and regulations.