Watch: Mariners' George Kirby throws rare knuckleball in tribute

Mariners Rookie George Kirby Sets MLB Record in Loss to Nationals

Gilbert sharp as Diamondbacks hurt Mariners again in 5-4 win

Genuinely sincere man': Remembering Tim Wakefield, knuckleballer

Watch: Mariners pitcher George Kirby throws knuckleball as tribute

George Kirby: Breaking News, Rumors & Highlights

Remembering Tim Wakefield & George Kirby's Knuckleball Mastery

George Kirby: Breaking News, Rumors & Highlights

Watch: Mariners pitcher George Kirby throws knuckleball as tribute

George Kirby throws knuckleball for first time in game

George Kirby Spins a Gem, Mariners Offense Disappears

Mariners pitcher George Kirby named AL Rookie of the Month

Mariners' George Kirby throws record 24 straight strikes to open game

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