Diamondbacks offer free tickets to fans who experienced Opening Day long lines, tech issues Copyright 2021 Scripps Media, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed. ABC15 and last updated 2021-04-10 17:10:22-04 PHOENIX â The Arizona Diamondbacks are offering a free ticket to fans who experienced technical issues and long lines during Opening Day. In a tweet Saturday, Diamondbacks President and CEO Derrick Hall said single-game ticket buyers will receive information regarding a free ticket "as a token of our appreciation & we're determining a meaningful offer for our dedicated Season Ticket holders who already have tickets."