Christian Walker looks on after striking out in the fourth inning on Monday. (Sarah Stier / Getty Images) Walker has become one of the most important players on this surging Diamondbacks team.

Houston Astros first baseman Christian Walker received an ovation before his first at-bat at Chase Field since leaving the ...

Christian Walker grounds an RBI single into center field, scoring Zack Short to give the Astros a 4-3 lead in the top of the ...

Walker is using the Calm app, which offers 10-minute mediation sessions. He performs two of them before batting practice, with a bit of stretching in between. It's something he turned to during ...

Christian Walker sends a sacrifice fly to right field, scoring Jose Altuve and trimming the Astros' deficit to 5-1 in the ...

Christian Walker discusses his at-bat during the 9th-inning single, returning to Arizona for this series and more following ...