Kirby threw three innings on Saturday night for the Rainiers and was tagged for three runs on four hits against Sacramento.

The Seattle Mariners right-hander records five strikeouts in second outing for Triple-A Tacoma en route to getting back to ...

Pitching for the Triple-A Tacoma Rainiers on Saturday night, Seattle Mariners starting pitcher George Kirby lasted three innings, throwing 54 pitches, an improv ...

There might not be another big league pitcher who would appreciate -- and utilize -- the automated ball-strike challenge ...

Seattle Mariners starter George Kirby had another three-inning start for Triple-A Tacoma on Saturday. Plus, another pitcher on rehab made his Rainiers season debut.

Mariners right-hander George Kirby, who was shut down in early March with shoulder inflammation, made his first rehab start ...

The Mariners are continuing to progress in the direction that they were hopeful for on their two sidelined All-Star starting ...

Seattle Mariners general manager Justin Hollander delivered positive updates on the recoveries of starting pitchers George ...

The Seattle Mariners are getting closer to seeing George Kirby back on a major league mound. According to general manager Justin Hollander, Kirby will pitch on ...

Kirby, who has been out all season as he recovers from shoulder inflammation, made his first rehab appearance on Sunday for ...

Seattle Mariners right-hander George Kirby (shoulder) will make his second minor-league rehab start for Triple-A Tacoma on ...

Seattle Mariners starting pitcher George Kirby (shoulder) felt great after completing his bullpen session on Monday and is ...