Rockies third baseman Kyle Karros made his big-league debut and had an RBI single in his first plate appearance.

Diamondbacks first. Ketel Marte walks. Corbin Carroll called out on strikes. Geraldo Perdomo walks. Ketel Marte to second. Lourdes Gurriel singles to left field. Geraldo Perdomo to second.

Zac Gallen hopes to for better results this time against the Rockies when he starts for the Diamondbacks on Friday, Aug. 8, at Chase Field.