A's, Giants pitcher Barry Zito retiring from baseball as planned

Whatever Happened to Oakland A's Cy Young Pitcher Barry Zito?

Barry Zito announces his retirement - Mangin Photography Archive

It's been almost ten years since Barry Zito left SF. What do you remember about his tenure as a Giant? : r/SFGiants

Former A's, Giants pitcher Barry Zito announces his retirement

Barry Zito of Oakland Athletics announces retirement - ESPN

Retiring Oakland Athletics pitcher Barry Zito (75) on the mound during an MLB baseball game between the The San Francisco Giants and the Oakland Athletics Saturday September 26, 2015 at the Oakland

Ex-Cy Young winner Barry Zito reveals retirement on Players' Tribune

Barry Zito rooted against own team during 2010 World Series - NBC Sports

Oakland Athletics' Zito facing off on the mound against San Francisco Giants' Hudson - ABC7 San Francisco

Exclusive interview with former Oakland Athletics pitcher Barry Zito

Zito beats old A's team as Giants win 8-6 - The San Diego Union-Tribune

Zito announces through 'The Players' Tribune'