MLB Offseason Rumors: Buster Posey to announce retirement - Over the Monster
Giants Buster Posey to stay in the organization - McCovey Chronicles
SF Giants set date to honor Buster Posey's career and legacy
Citing the Pain of a Demanding Job, Buster Posey Retires at 34 - The New York Times
MLB News: Giant farewell: Buster Posey retires with three World Series titles
Buster Posey returns to college after 15 years of playing ball - Sactown Sports
Buster Posey Retires - Breakpoint
Buster Posey: San Francisco Giants' 7-time All-Star catcher to retire
Longtime Giants catcher Buster Posey announces retirement after 12 seasons
Buster Posey explains why he retired after celebrated career with Giants
Buster Posey Announces His Retirement
Buster Posey retires from baseball after 12 MLB seasons – NSS
A Millennial's Guide For When Baseball Players You Grew Up With Retire - South Side Sox
MLB on FOX - According to Andrew Baggarly, San Francisco Giants C Buster Posey will announce his retirement tomorrow.