Buster Posey's decision to opt out heightens his legacy with Giants
Buster Posey announces retirement
San Francisco Giants catcher Buster Posey's expected retirement announcement shocks fans - ABC7 San Francisco
Citing the Pain of a Demanding Job, Buster Posey Retires at 34 - The New York Times
San Francisco Giants' Buster Posey announces retirement
SF Giants' Buster Posey details decision to retire from baseball
Buster Posey announces retirement
MLB News: San Francisco Giants catcher Buster Posey announces retirement
Sports – Page 3 – Golden Gate Xpress
Buster Posey announces retirement
San Francisco Giants' Buster Posey will announce retirement
Buster Posey announces retirement
Thumbs up: Thanks for the memories, Buster
Buster Posey: San Francisco Giants' 7-time All-Star catcher to retire
Cameron Lee – Golden Gate Xpress