Overview

• After the July 31 deadline passed without a suitable offer, Arizona opted to retain its ace pitcher rather than trade him for a rental deal.
• Gallen has posted a 7–12 record with a career-high 5.60 ERA and allowed 23 homers over 127 innings in what is shaping up as his worst season.
• The Diamondbacks have lost six straight games, marking their longest skid of the season heading into Saturday’s opener in West Sacramento.
• Manager Torey Lovullo and general manager Mike Hazen have publicly endorsed Gallen’s mindset and pledged to help him recover form.
• Gallen is set to start against Athletics right-hander J.T. Ginn, who brings a 3.89 ERA and a six-scoreless-inning outing into Saturday’s matchup.