Diamondbacks 3, Astros 1 Astros lefthander Dallas Keuchel held the Diamondbacks to two runs on four hits in 6 2/3 innings.

Pat Sullivan / Associated Press

Astros outfielders Justin Maxwell, left, Brandon Barnes double up on a fly ball hit by Arizona's Chris Young in the first inning.

Pat Sullivan / Associated Press

Diamondbacks third baseman Chris Johnson, a former Astro, makes a catch on a line drive by Steve Pearce.

Bob Levey / Getty Images

Diamondbacks starter Wade Miley held the Astros to one run in six innings.

Bob Levey / Getty Images

Diamondbacks pitcher Wade Miley heads back to the mound after giving up a single to Jose Altuve to start the bottom of the first inning.

Pat Sullivan / Associated Press

Arizona's Wil Nieves shows his frustration after striking out in the second inning.

Pat Sullivan / Associated Press

Diamondbacks starter Wade Miley delivers a pitch against the Astros in the first inning.

Pat Sullivan / Associated Press

Arizona's Jacob Elmore makes his way to first base on a fielding error by Astros shortstop Tyler Greene in the first inning.

Pat Sullivan / Associated Press