Hey, ump! Why'd you eject that player or manager?
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Umpire Chest Protectors Buying Guide, Blog
Umpire Gear & Equipment for Sale
As MLB moves toward using 'robot umpire,' getting strike/ball calls right is the goal
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The Umpire Gear Checklist
On Rain Delays: An Interview With Former MLB Umpire Dale Scott
Umpire Program
MLB asking umpires for more checks of pitchers for sticky substances
Tri-Cities Umpire Association