MLB insider thinks Aaron Boone needs veteran coach to help him with Yankees bullpen
Why was Sean Casey hired as Yankees hitting coach? Past with Aaron Boone possibly behind former analyst's appointment
Yankees hire TV analyst Sean Casey as hitting coach
Yankees slugger Aaron Judge speaks highly of hitting coach Sean Casey: 'Hopefully he stays' - Newsday
New York Yankees Want Sean Casey to Return as Hitting Coach, Indicating Job Security for Manager Aaron Boone - Thaiger World
Yankees reportedly hiring former major league player Sean Casey as hitting coach
Sean Casey explains why Yankees hitting coach job is 'perfect storm' to get back into the dugout
Anthony Rizzo Looks To 'Different' Sean Casey To Break Slump
Will Sean Casey Fix the Yankees? Ft. Erik Kratz
Aaron Boone on why he believes Sean Casey is fit for Yankees
Aaron Boone Explains the Sean Casey Hiring