Derrick Harmon injury update: Latest news on Pittsburgh Steelers rookie’s status

The Pittsburgh Steelers have an injury concern with their 2025 first-round pick, defensive lineman Derrick Harmon.

Harmon suffered an injury in the first half of the preseason Week 3 game against the Carolina Panthers. Video from the broadcast showed Harmon on a cart with a towel over his head.

Harmon appears to have suffered the injury in the second quarter. Here’s what we know about Harmon’s status thus far.

Derrick Harmon injury updateUPDATE: Steelers sideline reporter Missi Matthews spoke to head coach Mike Tomlin at halftime but he did not have an update and said Harmon is still being evaluated.

Speaking to @missi_matthews at halftime, Mike Tomlin says he has no update on rookie DL Derrick Harmon. He’s still being evaluated. #Steelers

— Alex Kozora (@Alex_Kozora) August 22, 2025END OF UPDATE

UPDATE: Steelers Senior Director of Communications Burt Lauten has announced that Harmon is dealing with a knee injury and has been ruled out for the rest of the game.

#Steelers DT Derrick Harmon sustained a knee injury and is out for the rest of tonight’s game.

— Burt Lauten (@SteelersPRBurt) August 22, 2025The severity of Harmon’s injury remains unknown.

Here’s video of Harmon being carted to the locker room. The look on his face is not good.

Derrick Harmon being carted off. DAMN #Steelers #NFL pic.twitter.com/5gcEKYOrxM

— Steelers Depot 7⃣ (@Steelersdepot) August 22, 2025END OF UPDATE

Here’s the screen capture of Harmon on the cart from the aforementioned video.

From Steelers broadcast. Rookie DL Derrick Harmon on a cart after getting hurt during the first half of the preseason finale. Cam Heyward coming over to check on him. pic.twitter.com/o87ynbRyQw

— Alex Kozora (@Alex_Kozora) August 21, 2025The exact injury remains unknown as of this writing.

Brian Batko of the Pittsburgh Post-Gazette had this to say about the look on Harmon’s face as he was being carted to the back.

“The look on Steelers first-round pick Derrick Harmon’s face when they briefly showed a glimpse of him on the cart on the KDKA broadcast? Not good at all. Damn,” Batko wrote.

We’ll update this page when more information is available.

Taken with the No. 21 overall pick in April’s draft, Harmon is expected to start in his first season in the NFL. It goes without saying that losing Harmon would be a tough blow to the Steelers’ defensive front.

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