The injury could push the right guard's timetable close to the start of the 2023 regular season, a damper on a year when the Panthers built a foundation up front.

Teammate Brian Burns said the fear was that Horn broke his left wrist, but interim coach Steve Wilks said they're awaiting the results of an MRI.

Saturday's news was a bit better on quarterback Sam Darnold, though he'll miss some time with a high ankle sprain.

With quarterback Sam Darnold and kicker Zane Gonzalez awaiting further tests, a number of positions are in flux.

Gonzalez was announced as questionable to return with a groin injury.

The rookie quarterback will miss extended time this year after he suffered a left foot injury Friday against the Patriots.

The fourth-year defensive end was carted off the field midway through Saturday's scheduled scrimmage. 

Defensive tackle Derrick Brown is also questionable for Sunday's game against the Buccaneers.

Wide receiver Robby Anderson was out again, and Derrick Brown was added to the report.

Anderson was one of five players who didn't practice in preparation for Sunday's game against the Buccaneers.

The veteran cornerback won't play this week because of the groin injury suffered against the Buccaneers.

Tackle Cameron Erving and cornerback Stephon Gilmore are out with injuries, amid a COVID-19 outbreak.