Jamal Adams suffers serious knee injury in Vikings debut

Jamal Adams, a 30-year-old veteran linebacker/safety, made his preseason debut for the Minnesota Vikings on Saturday, August 15, 2026, against the New York Giants at MetLife Stadium. Early in the second quarter, while in pass coverage, Adams went down without contact, clutching his right knee. He was attended to by medical staff, placed in the medical tent, and then carted off the field to the locker room for further evaluation. The Vikings did not provide an immediate official diagnosis, but head coach Kevin O'Connell, in a halftime interview, expressed deep concern, stating that the initial assessment was "not good" and that the team would support Adams through the process. O'Connell praised Adams for his impact on the team in a short time, noting his passion, toughness, and the significant role he was carving out in Brian Flores' defense. Adams had signed with the Vikings on July 28, 2026, after spending the 2025 season with the Las Vegas Raiders, where he played all 17 games, recording 45 tackles, one sack, and one forced fumble. Prior to that, he had a storied career with the New York Jets, who drafted him sixth overall in 2016, and later with the Seattle Seahawks, but injuries, including a torn labrum and a torn quad tendon, had limited his effectiveness. The Vikings were using Adams at both linebacker and safety, and he had already made a tackle in the game before the injury. The team will await an MRI to confirm the severity, but the initial outlook suggests Adams may miss the entire season. This injury is a significant blow to the Vikings' defense, as they had high hopes for Adams' versatility and leadership. The game itself ended with a 13-10 Vikings victory, but the mood was somber due to Adams' injury. O'Connell emphasized that the organization would wrap its arms around Adams, reflecting the respect he had earned from coaches and players alike.