Sports betting is currently legal in 33 states and Washington, D.C., up from 30 states and the nation’s capital last year. The Super Bowl comes as several sportsbooks battle for market share in newly operational states like Massachusetts, Maryland, and Ohio. REUTERS/Eduardo Munoz (Eduardo Munoz / reuters) The impact of legalization People make their bets at the FANDUEL sportsbook during the Super Bowl LIII in East Rutherford, New Jersey, February 3, 2019.