Giant among Giants: Buster Posey retires near the top of his game National News - Bally Sports
Buster Posey plans to retire, ending his storied Giants career
Buster Posey explains retirement, 11/04/2021
Buster Posey retirement: Giants legend to call it a career after 12 seasons - Sports Illustrated
MLB roundup
Buster Posey retires after 12 seasons
Source: Giants' Buster Posey to announce MLB retirement in stunning move – NBC Sports Bay Area & California
Giants' Brandon Crawford sad, not shocked by Buster Posey retirement – NBC Sports Bay Area & California
Buster Posey announces retirement
Clayton Kershaw Gives High Buster Posey Praise, Wants Son to Emulate Star – NBC Bay Area
Buster Posey's grand slam sends SF Giants to 10-inning win