Prairie Hardball Kate Henry Mystery Series, Book 5.

A trip home turns deadly as Kate Henry and her boyfriend, homicide detective Andy Munro, travel to Saskatchewan to celebrate her mother's induction into the Saskatchewan Baseball Hall of Fame. All former players in the All-American Girls Professional Baseball League, Helen "Wheels" MacLaren Henry and her teammates don't at first take the threatening letters seriously. But when one of their own turns up dead, they must dig into their collective p...