Red Sox employ 'The Whitlock Rules' to protect ex-Yankees prospect
Red Sox notebook: Bullpen taking shape as Whitlock returns from IL – Hartford Courant
Garrett Whitlock preparing to get a longer look with Red Sox - The Boston Globe
How Boston Red Sox can keep both Tanner Houck, Garrett Whitlock in bullpen for next couple weeks before solving rotation question
MLB analyst fed up as Garrett Whitlock leaves after one inning amid growing Injured List: It's a miracle that this team is even .500
SoxProspects News: June 2021
How Red Sox discovered potential star in ex-Yankees prospect Garrett Whitlock
MLB Notebook: School's out and many Red Sox failed to make the grade, Red Sox
Boston Red Sox bullpen has been unreliable since All-Star Break
Red Sox revel in the joy of the Little League Classic, but another bullpen mess ends road trip on a sour note - The Boston Globe