Buster Posey: San Francisco Giants' 7-time All-Star catcher to retire
AP Source: Giants C Buster Posey will announce retirement – KGET 17
AP Source: Giants C Buster Posey will announce retirement
Giants Year in Review, In Their Own Words: Rock Bottom, BABIPed, Big Boy Pants, Dig-Me Sessions and more - Giants Extra
AP Source: Giants C Buster Posey will announce retirement
Buster Posey - Wikipedia
Buster Posey ready to move on from baseball, says farewell
SF Giants' Buster Posey set to announce retirement on Thursday, per report – Times Herald Online
SF Giants Buster Posey announces retirement after 12 seasons
Buster Posey reflects on why and when he decided to retire – KNBR
Giants Star Buster Posey Announces Retirement – NBC Bay Area
AP Source: Giants C Buster Posey will announce retirement