White Sox' Ethan Katz 'happy for' Lucas Giolito – NBC Sports Chicago
Ethan Katz has been there for Lucas Giolito every step of the way
Chicago White Sox: Ethan Katz on coaching 2 major-leaguers in high
What Lucas Giolito has to say about Ethan Katz's pitching coaching
Reports: White Sox to hire Ethan Katz as pitching coach
Chicago White Sox: Ethan Katz on coaching 2 major-leaguers in high
Lucas Giolito of the Chicago White Sox, Ethan Katz and Max Fried
Chicago White Sox: Ethan Katz on coaching 2 major-leaguers in high
Ethan Katz has been there for Lucas Giolito every step of the way
Chicago White Sox pitcher Lucas Giolito – Hartford Courant
Ethan Katz expected to return as pitching coach, others not asked