Actor Clark Middleton dies; wife says cause was West Nile virus
Jim Frey, manager who led Royals to first World Series appearance, dies at 88
Jim Frey, former Royals and Cubs manager who also coached under Orioles' Earl Weaver, dies at age 88
Kansas City Royals - Wikipedia
Jim Frey and Hank Steinbrenner die - Líder en deportes
Yankees' Hank Steinbrenner dies of non-coronavirus illness - The Boston Globe
In memoriam: MLB greats who died in 2020
Remembering Jim Frey, 04/14/2020
Former Cubs, Royals Manager Jim Frey Dies At Age 88 - CBS Chicago
Clint Hurdle – Society for American Baseball Research
In memoriam: The 10 Cubs who passed away in 2020 - Bleed Cubbie Blue
1984 Chicago Cubs Rick Sutcliffe, Dallas Green, Jim Frey Show and The Cubs on the Move
Former Royals, Cubs manager Jim Frey dies at age 88