Lucas Giolito and Jack Flaherty, ex-high school aces, go head-to-head
How Lucas GIolito, Max Fried and Jack Flaherty became big leaguers
Jack Flaherty - Wikipedia
Jack Flaherty, Lucas Giolito and Max Fried were high school teammates
Fantasy baseball: Luis Castillo elite option this week on the mound
Lucas Giolito wins duel with HS teammate Jack Flaherty
Jack Flaherty, Max Fried, Lucas Giolito make it the year of former
They All Made the Leap: Sharing the HS Mound With Jack Flaherty
It's a mixed bag for three former Harvard-Westlake pitching stars
Giolito, White Sox beat Flaherty, Cards 8-3 in HS reunion – KXAN