Arizona Diamondbacks infielder Christian Walker is sitting Sunday in the team's game against the Houston Astros.
Walker is being replaced at first base by Emmanuel Rivera versus Astros starter Cristian Javier. Gabriel Moreno is also exiting the lineup.
In 661 plate appearances this season, Walker has a .258 batting average with an .830 OPS, 33 home runs, 86 runs, 103 RBI and 11 stolen bases.
Source: MLB