Diamondbacks use big fifth inning to down Cardinals

(Photo credit: Allan Henry-USA TODAY Sports)
Zac Gallen improved to 3-0 and Christian Walker went 3 for 4 with a run in the Arizona Diamondbacks' 5-0 victory Sunday over the St. Louis Cardinals at Phoenix.

Arizona, also led by Corbin Carroll's two RBIs and Jake McCarthy's 2-for-3 performance, won two of the three games in the series with St. Louis.

McCarthy and Carroll collided near the warning track going for a fly bal