Buffalo's secondary got a gut-punch on Saturday when CJ Gardner-Johnson, one of the Bills' marquee free-agent additions this offseason, went down during a training camp practice and couldn't put weight on his right leg. It wasn't a collision or a big hit — reports out of camp described it as a non-contact injury, the kind that immediately makes everyone in the building hold their breath.
Gardner-Johnson goes down with an apparent lower-leg injury during team drills.
The initial visual was rough. Gardner-Johnson stayed down, needed help getting up, and gingerly tested his leg before trainers walked him toward the medical tent. From there it escalated — he didn't just get evaluated on the sideline, he got carted off entirely, which is never the update a fan base wants to see in early August.
C.J. Gardner-Johnson carted to locker room.
Adam Schefter's report confirming the cart ride made it official around the league, and it matters because of who Gardner-Johnson is to this specific roster. Buffalo signed the 28-year-old to a one-year deal worth up to $6 million back in March, banking on him to bring some attitude and playmaking to a secondary that returns Cole Bishop as the only truly locked-in safety. Gardner-Johnson wasn't just camp filler — he was in the mix to start, coming off a 2025 season split between Houston and Chicago where he posted 66 tackles, two interceptions and four passes defended.
That track record is exactly why this is worth monitoring closely. Gardner-Johnson has never been a stranger to injury designations or drama wherever he's landed, but he's also consistently been a difference-maker when healthy — a guy who can bait quarterbacks into mistakes and talk plenty of trash while doing it. Losing him for any real stretch, even in camp, complicates Buffalo's plans to build a defense good enough to finally get the Bills over the hump in a conference stacked with contenders.
For now the severity is unknown — the Bills reportedly didn't have an update on his status right after practice, and further testing was expected to determine how bad it actually is. Best case, this is a scare that costs him a few days. Worst case, Buffalo's secondary plans get scrambled before a single preseason snap has been played.