*Free pair of D-backs tickets available at all Cox Arizona store locations during normal business hours on Sat., June 16, 2012. No purchase required to receive free gift. Limit one voucher per customer; limited quantities; no rainchecks. Voucher can be redeemed for two (2) tickets in the Infield Reserve seating location (Sections 305-327) for any one (1) Arizona Diamondbacks home game, Monday, June 18 Wednesday, June 20, 2012.