Longtime Giants catcher Buster Posey announces retirement after 12 seasons
Report: San Francisco Giants catcher Buster Posey to announce retirement Thursday
Report: Giants' Buster Posey will announce retirement - NBC Sports
SF Giants catcher Buster Posey shines in loss to Angels
Buster Posey announces retirement
Giants catcher Buster Posey will announce retirement Thursday, source says
BCB After Dark: Giants Buster Posey retires Hall of Fame - Bleed Cubbie Blue
Buster Posey ready to move on from baseball, says farewell – The Denver Post
Buster Posey announces retirement
Report - San Francisco Giants' Buster Posey plans to retire Thursday - ESPN