CHICAGO (AP) — A Pokemon Go festival at Chicago's Grant Part to celebrate the virtual game's one-year anniversary went awry when a technical glitch prevented many players from logging on. The Chicago Tribune reported the festival's organizers decided to issue refunds for the $20 tickets and $100 in credits for use on the app. The Chicago Sun-Times reported the CEO of the game's developer was booed when he tried to explain the problem to the crowd.Read more on NewsOK.com