Arizona at Cincinnati

Arizona is on a 3-7 slide and is 6-10 on the road this season. They've lost three of the last four starts made by Zac Gallen, who has a 6.60 ERA on the road. The pitching is 22nd in ERA (4.41) and in the pen (4.57 ERA). The Diamondbacks come off an 11-4 win at home over San Diego but are 3-18 on the road off an upset victory over a division rival as an underdog. Cincinnati plays its fourth straight home contest. Starter Frankie Montas has a 2.31 ERA at home and the Reds are 54-38 versus losing teams and 12-4 at home against the NL West. Play Cincinnati.