MLB Offseason Rumors: Buster Posey to announce retirement - Over the Monster
Source: Giants' Buster Posey to announce MLB retirement in stunning move – NBC Sports Bay Area & California
The NL West Has Only One Superteam, and That Team Has Buster Posey - The Ringer
Buster Posey announces retirement
San Francisco Giants catcher Buster Posey's expected retirement announcement shocks fans - ABC7 San Francisco
Buster Posey retires: Giants catcher's singular career, legacy - Sports Illustrated
Buster Posey announces retirement
BCB After Dark: Giants Buster Posey retires Hall of Fame - Bleed Cubbie Blue
Buster Posey's Legacy, Hall Of Fame Case After Retirement
Giants' Buster Posey will announce retirement Thursday: report
Buster Posey retires: Giants catcher's singular career, legacy - Sports Illustrated
MLB World Reacts To Major Buster Posey News