Diamondbacks at Rockies, 5:40 p.m., Ch. 34

Diamondbacks RHP Zac Gallen (4-8, 5.19) vs. Rockies RHP Austin Gomber (0-0, 0.00).

At Coors Field: Gallen is 3-3 in six road starts, with a 3.79 earned run average. In those starts, he has 39 strikeouts and 13 walks. Gallen has been effective against the Rockies in Denver and at home. He is 6-0 with a 3.41 ERA in his past 10 starts against Colorado, is holding the Rockies to a .233 batting average and has 66 strikeouts. In seven career starts in Colorado, Gallen is 2-0 with a 2.79 ERA. Five of those starts have lasted six innings or more. … Gomber made his season debut on June 15 in Atlanta, when he pitched five scoreless innings and allowed only two hits. He’d been out with a left shoulder injury before making several rehab starts in the minors. Gomber is 3-1 with a 5.65 ERA in his career against the Diamondbacks, and has given up 14 home runs in 57 â…“ innings against Arizona.

Coming up

June 21: At Colorado, 6:10 p.m., Diamondbacks RHP Merrill Kelly (6-3, 3.41) vs. Rockies LHP Carson Palmquist (0-4, 7.76).

June 22: At Colorado, 12:10 p.m., Diamondbacks RHP Brandon Pfaadt (8-4, 5.38) vs. Rockies RHP Antonio Senzatela (2-10, 6.72).

June 23: At White Sox, 4:40 p.m., Diamondbacks LHP Eduardo Rodriguez (2-4, 5.93) vs. White Sox RHP Shane Smith (3-4, 2.85).

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