Miracle League of Arizona’s Teen Ambassadors are hosting a Miracle League Trunk or Treat, and Open House for MLAZ families, and members of the community! Get dressed up in your spookiest costume and come see us out here at the ballpark for lots of goodies and activities! Boys Team Charity Roadrunner will also be putting on a home run derby for all ages during the open house! We hope that you can make it out! Gates open at 6 PM and there is no admission fees!