Last season, Herbert's first under Harbaugh and offensive coordinator Greg Roman, Herbert had the most efficient season of his career. He averaged 7.7 yards per attempt and 11.7 yards per completion while throwing just three interceptions, four fewer than his previous career low.

The No. 3 pick of the 2021 NFL Draft demonstrated why he should be Justin Herbert's backup for the 2025 campaign.

Chargers quarterback Justin Herbert returned to the practice field for this first time since July 31 on Monday. Herbert suffered a plantar fascia injury in his right foot and was in a walking boot for two weeks.