Posey on new rule: 'Catchers are protected

Buster Posey - Wikipedia

MLB, Giants Posey opts out for 2020

Texas Rangers lost by violating Chase Utley and Buster Posey rules when they didn't

The Year of Living Less Dangerously

Giants' Posey out for season after surgery - The San Diego Union-Tribune

Notebook: 'Posey Rule' hits home for catchers – Boston Herald

Posey Leveled. Is a Clean Hit a Retaliation-Worthy Offense?

Anthony Rizzo did the right thing — sorry, Posey Rule

Baseball Plans to Ban Collisions at Home Plate - The New York Times

MLB Adopts New Rule For Home Plate Collisions In Wake Of Posey Injury - CBS San Francisco

Giants catchers work on the back pick, a favorite Buster Posey play

Plate collisions can't be avoided

Dodgers catchers balk at rule against blocking plate – Orange County Register

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