Infielder Luis Guillorme began a minor-league rehab assignment Wednesday with Triple-A Sugar Land in his recovery from a right hamstring strain. Guillorme was placed on the 10-day injured list July 2, after playing in 12 games with the Astros as a utility infielder.

BOTTOM LINE: The Houston Astros meet the Arizona Diamondbacks with a 1-0 series lead. Arizona has a 50-51 record overall and a 26-26 record at home. The Diamondbacks rank third in the NL with 146 total home runs, averaging 1.4 per game.

The Houston Astros face the Arizona Diamondbacks in the second game of a 3-game set at Chase Field in Phoenix Tuesday.