Cardinals manager Oliver Marmol told reporters before Tuesday's game that O'Neill (back) could begin a rehab assignment as soon as next Tuesday with Triple-A Memphis, Derrick Goold of the St. Louis Post-Dispatch reports.

EDGE Analysis

O'Neill was placed on the injured list Friday with a lower back strain. The outfielder has slashed just .228/.283/.337 over 99 plate appearances in 2023 before the injury, but he should have a chance to start improving those numbers later in May if he doesn't suffer any setbacks.

O'Neill was placed on the 10-day injured list Friday with a lower back strain, John Denton of MLB.com reports.

EDGE Analysis

Juan Yepez will join the Cardinals in a corresponding move to provide depth in the corner outfield. O'Neill, who's dealt with a range of different injuries throughout his pro career, was slashing just .228/.283/.337 with two home runs and one stolen base through 29 games (99 plate appearances) this season. He figures to head out on a minor-league rehab assignment before returning to the active roster. There's no real timetable yet.

O'Neill is out of the lineup Wednesday versus the Angels.

EDGE Analysis

O'Neill has now sat out against three consecutive right-handed pitchers, signaling that he's likely moved into a short-side platoon role for the time being. Alec Burleson, Dylan Carlson and Lars Nootbaar will form the St. Louis outfield from left to right Wednesday.

O'Neill is out of the lineup for Sunday's game against the Dodgers.

EDGE Analysis

O'Neill went 0-for-3 with three strikeouts Saturday after being scratched from Friday's lineup with back tightness, and he'll head back to the bench for Sunday's series finale. Alec Burleson, Dylan Carlson and Lars Nootbaar will start from left to right in the outfield.

O'Neill (back) is starting in left field and batting sixth Saturday against the Dodgers, Katie Woo of The Athletic reports.

EDGE Analysis

He was scratched from Friday's lineup with back tightness, but it's apparently a minor issue, as he is right back in for the matchup against Clayton Kershaw. O'Neill is hitting .258 with zero home runs and zero steals in his last 10 games.

O'Neill was scratched from Friday's lineup against the Dodgers with back tightness, Derrick Goold of the St. Louis Post-Dispatch reports.

EDGE Analysis

O'Neill was originally in the starting lineup for the Cardinals, but will take a seat while recovering. The outfielder should be considered day-to-day while Dylan Carlson gets the start in center in his place.

O'Neill was scratched from Friday's lineup against the Dodgers.

EDGE Analysis

No reason was given for why O'Neill was scratched from the lineup. Lars Nootbar moves over to right field and Dylan Carlson will play center field and hit ninth.

O'Neill is out of the starting lineup Tuesday against the Giants.

EDGE Analysis

Alec Burleson is in left field, Dylan Carlson is in center field and Lars Nootbaar is in right. Jordan Walker is on the bench along with O'Neill. Something has to break soon with crowd of outfielders on the Cardinals' roster.

O'Neill is not in the lineup for Friday's contest against the Mariners.

EDGE Analysis

O'Neill will not get a chance to face his former club in the opener against the Mariners on Friday. Lars Nootbaar is starting in center and hitting sevenh, while Alec Burleson again starts in left with Jordan Walker lined up in right.

O'Neill will start in left field and bat sixth in Monday's game against the Diamondbacks, John Denton of MLB.com reports.

EDGE Analysis

O'Neill was on the bench for each of the previous two games after Lars Nootbaar's return from the injured list, but he'll play left field Monday while Nootbaar handles center. Interestingly, O'Neill has been in left field for each of his last two starts after his first 10 starts all came in center field.