Bill Palcher's advice to Royals pitcher Danny Duffy.
Bill Palcher's advice to Royals pitcher Danny Duffy. Special to the Star
Bill Palcher's advice to Royals pitcher Danny Duffy. Special to the Star

The Royals' pen pal is a 74-year-old Navy vet who wants to fix Danny Duffy's follow-through

June 14, 2018 04:36 PM