The D-backs put together a five-run third off Edward Paredes and Fabio Castillo. In the eighth, Arizona erupted for eight more runs to blow the game open.
"I think Fabio pitched better than the line score," Roberts said. "He's still working with our guys on some things. We're trying to chase results with him and keep his confidence."
Dodgers up next:Kenta Maeda makes his second Cactus League start on Saturday at 12:05 p.m. PT in Mesa against the Cubs, while Hyun-Jin Ryu remains at Camelback Ranch-Glendale to pitch a simulated game in what could be the final tune-up before his Cactus League debut. Fans can catch all the action on MLB.TV and Gameday Audio.
D-backs up next:Patrick Corbin continues his push for a rotation spot Saturday when he starts against the Padres at Peoria Sports Complex at 1:10 p.m. MST in a game that will air on MLB.TV and can be heard on Gameday Audio. Left-hander Anthony Banda, who was recently ranked as Arizona's top prospect by MiLB Pipeline, is also scheduled to pitch.