Zac Gallen struck out eight while allowing just one earned run on three hits in his four innings of work against the A's

Carson Kelly gets the D-backs on the board with a bang as he smashes a three-run homer to deep left field in the bottom of the 2nd inning

Asdrúbal Cabrera extends the D-backs' lead to 4-0 in the bottom of the 3rd inning with an RBI double

D-backs manager Torey Lovullo talks about his team's loss to the A's and starter Zac Gallen's strong start on the mound

David Peralta extends the D-backs' lead to 5-0 with an RBI groundout in the bottom of the 3rd inning

Nick Ahmed drilled a long fly ball near the left-field foul pole, but replay confirmed the call on the field

Nick Ahmed makes the quick transfer to get the second out on a double play in the 2nd inning, and the call stands following an A's challenge

Nick Ahmed and Josh VanMeter turn a slick double play up the middle to get the D-backs out of a jam in the 7th inning

Kole Calhoun drives a single into center field, scoring Madison Bumgarner to open scoring for the D-backs in the 3rd inning

D-backs manager Torey Lovullo talks about the team's struggles in the game, Madison Bumgarner's outing and the club working hard