The Seattle Mariners led Major League Baseball in starting pitchers' ERA last season (3.38), but the staff suffered a blow on Friday with news that George Kirby has been shut down with shoulder inflammation and will likely begin the 2025 season on the injured list.

Seattle Mariners right-hander George Kirby has inflammation on his throwing shoulder and likely will open the season on the injured list.

Seattle Mariners right-hander George Kirby has inflammation on his throwing shoulder and likely will open the season on the injured list. Mariners general manager Justin Hollander says that “I would not anticipate that he's ready for the first 10 days,

Mariners Catcher Mitch Garver joins Wyman & Bob LIVE from spring training in Peoria, AZ to discuss his spring training so far, catching George Kirby, Rebounding

The ace reliever didn't pitch at all in 2024 because of Tommy John surgery, but he's set to make his return within the first month of 2025.

The fourth-year starter will likely begin the season on the injured list with inflammation in his throwing shoulder.

The Seattle Mariners have shut down starting pitcher George Kirby in spring training due to right shoulder inflammation. He will begin the season on the injured list, according to a report from Ryan Divish of The Seattle Times.