Star catcher Buster Posey likely out for year - The San Diego Union-Tribune
Stop blaming Buster Posey for the changes to home-plate collisions - McCovey Chronicles
Citing the Pain of a Demanding Job, Buster Posey Retires at 34 - The New York Times
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What is the Buster Posey rule in MLB, and how is it applied? - AS USA
Buster Posey Career Highlights, Buster Posey has announced his retirement. Relive some of the best moments from his legendary career in San Francisco., By San Francisco Giants Highlights
Here We Are, Again': The Giants Stick to a Formula That Works - The New York Times
Giants' Buster Posey enjoys stellar April, hopes to keep momentum in May