Buster Posey joins SF Giants ownership group as 1st ex-player
AP Source: Giants C Buster Posey will announce retirement - The San Diego Union-Tribune
Thank you, Buster Posey: Giants legend announces retirement
Buster Posey retirement: Giants catcher's career ends fittingly - Sports Illustrated
Missed chances early on cost Angels in 5-0 loss to Giants
MLB Offseason Rumors: Buster Posey to announce retirement - Over the Monster
Buster Posey, Major League Baseball, News, Scores, Highlights, Stats, and Rumors
Making sense of the Aaron Rodgers situation, plus how will the Giants replace Buster Posey?
Buster Posey announces retirement