Miami Dolphins running back Alexander Mattison underwent neck surgery after game in Chicago and will miss the 2025 season, a league source told UPI on Monday.

The Miami Dolphins wasted no time finding a roster replacement for Alexander Mattison, the running back who underwent season-ending neck surgery after being injured against the Chicago Bears. The Dolphins reportedly are adding Aaron Shampklin, a 25-year-old who played sparingly for the Pittsburgh Steelers last season.

Miami Dolphins running back Alexander Mattison is done for the year after suffering a neck injury in the team's preseason opener that required surgery to repair, according to ESPN's Jeremy Fowler. Mattison,

After starting the game on the sidelines, Ewers entered the game in the third quarter. He completed five of his 18 passes for 91 yards and was sacked twice. The Texas native struggled to take care of the football,

Miami Dolphins quarterback Quinn ewers received some negative reviews from CBS Sports after struggling in his preseason debut.