Giants Buster Posey to stay in the organization - McCovey Chronicles
Buster Posey Announces Retirement - MLB Trade Rumors
Why Buster Posey's retirement didn't surprise ex-Giants star Will Clark – NBC Sports Bay Area & California
Report: San Francisco Giants catcher Buster Posey to announce retirement Thursday
Buster Posey announces retirement
Giants' Buster Posey expected to announce retirement: reports
Report: Buster Posey to announce retirement
Giants Buster Posey announces retirement at press conference - McCovey Chronicles
San Francisco Giants catcher Buster Posey's expected retirement announcement shocks fans - ABC7 San Francisco
Report: Giants' Buster Posey will announce retirement - NBC Sports