Hayes (back) is not expected to return before the end of the 2024 season, Andrew Destin of the Pittsburgh Post-Gazette reports.

Hayes (back) is set to resume light baseball activity, MLB.com reports.

Pirates manager Derek Shelton said Tuesday on 93.7 The Fan that Hayes (back) has yet to resume baseball activities, Andrew Destin of the Pittsburgh Post-Gazette reports.

Hayes' back injury is still being evaluated and there remains no timetable for his return, Noah Hiles of the Pittsburgh Post-Gazette reports.

General manager Ben Cherington said Sunday that he is optimistic Hayes (back) will return at some point during the 2024 season, MLB.com reports.

The Pirates placed Hayes on the 10-day injured list Monday with low-back inflammation, Noah Hiles of the Pittsburgh Post-Gazette reports.

Hayes has played with a herniated disc in his back for much of the season, Jason Mackey of the Pittsburgh Post-Gazette reports.

Hayes is not in the starting lineup for Sunday's series finale against Seattle.

Hayes is out of the lineup for Sunday's game against the Diamondbacks.

Hayes is absent from the lineup for Tuesday's game versus the Cardinals.