 Know the steps and act fast. Together we can knock heart disease out of the park. Visit CardioSmart.org to learn more on how you can save a life. BetMGM invites you to step up to the plate at the BetMGM Sportsbook at Nationals Park. Discover why BetMGM is the king of sportsbooks and enjoy daily and game day specials while you place parlays, props, and future bets on all your favorite sports. The BetMGM Sportsbook is located near the center field entrance of Nationals Park.