Chargers quarterback Justin Herbert underwent surgery Monday to repair the broken bone in his left hand.

“Chargers QB Justin Herbert underwent successful surgery today in Los Angeles to stabilize a fracture in his left hand,” the team said in a statement. “Herbert’s return to play is considered day-to-day, and his status for next Monday’s game against Philadelphia will be determined later in the week.”

Herbert injured his left hand in the first series at the end of a 1-yard scramble when Panthers defensive back Jeremy Chinn slammed the quarterback to the ground. Herbert’s hand banged against the turf.

Herbert threw a 10-yard touchdown pass to Quentin Johnston on the next play, giving the Chargers a 7-0 lead after their first possession.

Herbert missed eight plays in the training room,

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