11:11 AM - Jordan Walker (STL) Cardinals optioned Walker to Triple-A Memphis on Wednesday, Jeff Jones of the Belleville News-Democrat reports.

3:55 PM - Jordan Walker (STL) is not in the lineup for Monday's game versus the Diamondbacks.

1:06 PM - Jordan Walker (STL) is absent from the lineup for Wednesday's contest in Oakland.

3:26 PM - Jordan Walker (STL) is not included in the starting lineup for Sunday's matchup against the Diamondbacks, John Denton of MLB.com reports.

4:35 PM - Jordan Walker (STL) is absent from the lineup in Tuesday's game against the Phillies.

6:00 PM - Jordan Walker (STL) isn't starting Saturday against the Dodgers, John Denton of MLB.com reports.

3:56 PM - Jordan Walker (STL) has gone 2-for-13 with seven strikeouts and a walk over his first five Grapefruit League games.

6:38 AM - Jordan Walker (STL) went 1-for-4 with a solo home run in Sunday's win over the Phillies.

3:20 PM - Jordan Walker (STL) isn't in the Cardinals' lineup Saturday against Cincinnati.

9:18 AM - Jordan Walker (STL) went 3-for-4 with a double, a home run, three runs scored and two RBI in Tuesday's 10-6 win over Atlanta.

5:31 PM - Jordan Walker (STL) went 4-for-4 with a double and a three-run homer in Wednesday's victory over San Diego.

3:37 PM - Jordan Walker (STL) isn't in the Cardinals' lineup Saturday against the Phillies, Lynn Worthy of the St. Louis Post-Dispatch reports.

3:12 PM - Jordan Walker (STL) isn't in the Cardinals' lineup Saturday against the Mets, John Denton of MLB.com reports.

12:34 PM - Jordan Walker (STL) went 1-for-3 with a solo home run, an additional run scored and a walk in Tuesday's 6-2 win over the Athletics.

3:37 PM - Jordan Walker (STL) is absent from the lineup Thursday versus the Rays.

6:40 PM - Jordan Walker (STL) is now batting third Thursday against the Twins.

3:19 PM - Jordan Walker (STL) is batting cleanup Thursday against the Twins.

12:44 PM - Jordan Walker (STL) went 1-for-3 with a stolen base and a run scored in Sunday's 3-0 win over the Cubs.

1:51 PM - Jordan Walker (STL) is out of the lineup for Wednesday's game against the Diamondbacks.

2:00 PM - Jordan Walker (STL) is out of the lineup for Sunday's game against the Cubs.

10:53 AM - Jordan Walker (STL) is out of the starting lineup Wednesday against Miami.

7:32 PM - Jordan Walker (STL) went 2-for-4 with a solo home run in Saturday's 3-0 win over the White Sox.

12:29 PM - Jordan Walker (STL) went 1-for-4 with a two-run home run and a walk in Wednesday's 10-9 loss to the Marlins.

3:56 PM - Jordan Walker (STL) is not in the lineup Wednesday against the Astros.

10:13 AM - Jordan Walker (STL) (illness) is starting at designated hitter and hitting fifth in Saturday's game against the Cubs.

1:56 PM - Jordan Walker (STL) manager Oliver Marmol said that Walker is out of the lineup for Wednesday's game in Washington due to an illness, Lynn Worthy of the St. Louis Post-Dispatch reports.

11:57 AM - Jordan Walker (STL) is not in the starting lineup Wednesday versus the Nationals, John Denton of MLB.com reports.

12:53 PM - Jordan Walker (STL) is in the designated hitter spot and batting sixth Monday against the Nationals.

7:27 AM - Jordan Walker (STL) went 1-for-3 with a walk and a solo home run in Saturday's 5-3 win over the Mets.

1:31 PM - Jordan Walker (STL) went 1-for-4 with a solo home run in Tuesday's loss to the Rangers.

3:30 PM - Jordan Walker (STL) is starting in right field and batting eighth for the Cardinals on Friday in Pittsburgh, John Denton of MLB.com reports.

2:24 PM - Jordan Walker (STL) was called up from Triple-A Memphis on Friday, John Denton of MLB.com reports.

6:37 PM - Jordan Walker (STL) Cardinals will recall Walker from Triple-A Memphis on Friday, Jeff Jones of the Belleville News-Democrat reports.

10:10 AM - Jordan Walker (STL) is slashing .342/.447/.579 with two home runs, one steal and a 25.5 percent strikeout rate over his last 10 games for Triple-A Memphis.

5:07 PM - Jordan Walker (STL) Cardinals optioned Walker to Triple-A Memphis on Wednesday, Jeff Jones of the Belleville News-Democrat reports.

12:42 PM - Jordan Walker (STL) has been out of the Cardinals' lineup the last two games in order to work on his swing, Derrick Goold of the St. Louis Post-Dispatch reports.

6:22 PM - Jordan Walker (STL) is not in the lineup Tuesday against the Giants.

6:41 PM - Jordan Walker (STL) is not in the starting lineup for Monday's game against the Giants.

5:53 PM - Jordan Walker (STL) will sit Saturday against the Mariners.

3:49 PM - Jordan Walker (STL) is out of the lineup Tuesday versus the Diamondbacks.

3:07 PM - Jordan Walker (STL) is not in the Cardinals' lineup Friday against the Pirates.

9:25 AM - Jordan Walker (STL) went 2-for-3 with a two-run home run in Saturday's 6-0 win over the Brewers.

7:15 PM - Jordan Walker (STL) went 2-for-4 with a double, a home run and two RBI in Wednesday's 5-2 loss to Atlanta.

11:21 AM - Jordan Walker (STL) is starting in right field and batting eighth for the Cardinals on Thursday versus the Blue Jays.

4:12 PM - Jordan Walker (STL) Cardinals selected Walker's contract and added him to the 40-man roster Wednesday.

3:41 PM - Jordan Walker (STL) manager Oli Marmol confirmed Wednesday that Walker will be in the Opening Day lineup Thursday against the Blue Jays, Katie Woo of The Athletic reports.

8:03 PM - Jordan Walker (STL) president of baseball operations John Mozeliak told reporters that Walker will be a part of the Opening Day roster for St. Louis, Derrick Goold of the St. Louis Post-Dispatch reports.

8:51 AM - Jordan Walker (STL) (shoulder) is starting in left field and batting third in Tuesday's spring game against the Astros, John Denton of MLB.com reports.

3:06 PM - Jordan Walker (STL) was diagnosed with a right shoulder strain Saturday but is considered day-to-day for now, Derrick Goold of the St. Louis Post-Dispatch reports.

1:44 PM - Jordan Walker (STL) exited Saturday's game against the Astros for precautionary reasons, John Denton of MLB.com reports.

4:49 PM - Jordan Walker (STL) is hitting .429 with three home runs, three doubles, four strikeouts and zero walks in 21 Grapefruit League at-bats.

5:16 PM - Jordan Walker (STL) will attend big-league spring training and will be given a chance to compete for the Cardinals' Opening Day starting role in right field, John Denton of MLB.com reports.