A's Mark Kotsay welcomes MLB extending 14-pitcher roster limit

Umpire Ejects A's Manager Mark Kotsay During a Mound Visit

A's Mark Kotsay discusses future of several players

A's Announce Non-Roster Invitees for 2023 - Sports Illustrated Oakland Athletics News, Analysis and More

Medina overcomes five walks, pitches five innings to lead A's past White Sox, 7-4 - ABC7 Chicago

McCullers goes 6 shutout innings in return, Astros down A's

Mark Kotsay - San Francisco Chronicle

Former Red Sox player Mark Kotsay named manager of Oakland A's

How his mighty managers pushed A's Bob Melvin toward milestone – East Bay Times

A's rebuilding again going into 2022

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