The Arizona Diamondbacks were swept in a three game series by the Houston Astros this week, dropping their record to 50-53. That leaves them still 5.5 games out

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 Astros completed a sweep of the Diamondbacks with a 4-3 win that left them, as of the game's end, with the best record in the American League. Christian Walker, the former Arizona first baseman, delivered the go-ahead hit in the top of the ninth.