2:32 PM - Christian Walker (HOU) is not in the lineup for Sunday's game against the Twins, Chandler Rome of The Athletic reports.

10:11 AM - Christian Walker (HOU) went 1-for-4 with a solo home run Tuesday against the Pirates.

4:43 PM - Christian Walker (HOU) (hand) is starting at first base and hitting cleanup Friday against the Rays.

4:07 PM - Christian Walker (HOU) (hand) isn't in the lineup for Thursday's game against the Rays.

5:17 PM - Christian Walker (HOU) on Walker's right hand came back negative after he was hit by a pitch during Wednesday's game against the Athletics, Brian McTaggart of MLB.com reports.

4:05 PM - Christian Walker (HOU) was removed from Wednesday's game against the A's after being hit by a pitch on his right hand, Chandler Rome of The Athletic reports.

9:26 AM - Christian Walker (HOU) went 2-for-4 with a walk and a three-run home run in Friday's 6-3 win over the Rangers.

9:57 AM - Christian Walker (HOU) went 2-for-2 with a walk, three RBI and a run scored Sunday against the Reds.

10:47 AM - Christian Walker (HOU) went 2-for-4 with a double and a run scored Friday against the Reds.

4:17 PM - Christian Walker (HOU) is not in the lineup for Monday's game against the Blue Jays.

9:48 AM - Christian Walker (HOU) went 0-for-4 with a strikeout Wednesday against the Cardinals.

9:30 AM - Christian Walker (HOU) went 1-for-4 with a run scored in Thursday's game against the Mets.

12:22 PM - Christian Walker (HOU) (oblique) will start at first base and bat cleanup in Thursday's season opener versus the Mets, Matt Kawahara of the Houston Chronicle reports.

5:22 PM - Christian Walker (HOU) (oblique) took seven at-bats in a minor-league game Tuesday and is expected to be in the lineup for Thursday's season opener versus the Mets, Chandler Rome of The Athletic reports.

4:39 PM - Christian Walker (HOU) manager Joe Espada said that Walker (oblique) played six innings on defense and hit a home run during a simulated game Monday, Ari Alexander of KPRC 2 Houston reports.

9:48 AM - Christian Walker (HOU) (oblique) will get at-bats in minor-league games this weekend and continue to play in minor-league contests when the Astros return to Houston. He remains on track to be ready for Opening Day, Brian McTaggart of MLB.com reports.

11:32 AM - Christian Walker (HOU) manager Joe Espada said Sunday that Walker (oblique) is scheduled to return to spring games next weekend and should be ready for Opening Day, Chandler Rome of The Athletic reports.

9:34 AM - Christian Walker (HOU) (oblique) hit in the batting cage Thursday, Matt Kawahara of the Houston Chronicle reports.

10:08 AM - Christian Walker (HOU) (oblique) will take infield Tuesday but has not yet been cleared to swing a bat, Chandler Rome of The Athletic reports.

9:42 AM - Christian Walker (HOU) (oblique) said Sunday that he won't swing a bat for a few days before beginning a hitting progression later on during the upcoming week, Brian McTaggart of MLB.com reports.

3:11 PM - Christian Walker (HOU) manager Joe Espada said Friday that an MRI on Walker's left oblique did not show a "strain or anything that we are concerned about," Matt Kawahara of the Houston Chronicle reports.

2:05 PM - Christian Walker (HOU) said Thursday that he underwent an ultrasound on his left oblique but is waiting for the inflammation to subside before having additional imaging done, Brian McTaggart of MLB.com reports.

12:07 PM - Christian Walker (HOU) was scratched from Wednesday's lineup versus the Cardinals due to left oblique soreness, Brian McTaggart of MLB.com reports.

1:05 PM - Christian Walker (HOU) Astros agreed to terms on a three-year, $60 million contract with Walker on Friday, Bob Nightengale of USA Today reports.