![Jack Flaherty, Lucas Giolito and Max Fried were high school teammates](https://www.usatoday.com/gcdn/presto/2021/11/03/USAT/aa2eb944-50ca-4549-8d86-f7e9a82229f0-AP_World_Series_Baseball.jpg?crop=2977,2977,x333,y0)
Giolito, Flaherty attend World Series to support HS teammate Max Fried
![Jack Flaherty, Lucas Giolito and Max Fried were high school teammates](https://www.tsn.ca/polopoly_fs/1.1645343!/fileimage/httpImage/image.jpg_gen/derivatives/landscape_620/white-sox-celebrate.jpg)
Lucas Giolito, Chicago White Sox beat Jack Flaherty, St. Louis
![Jack Flaherty, Lucas Giolito and Max Fried were high school teammates](https://img.mlbstatic.com/mlb-images/image/private/ar_16:9,g_auto,q_auto:good,w_1024,c_fill,f_jpg,dpr_3.0/mlb/p7utf0d9div0aidc6jhe)
Jack Flaherty, Lucas Giolito and Max Fried were high school teammates
![Jack Flaherty, Lucas Giolito and Max Fried were high school teammates](https://www.si.com/.image/t_share/MTY4MDI4Njc3NzMwNDExNzkz/fried-giolito-inlinejpg.jpg)
How Lucas GIolito, Max Fried and Jack Flaherty became big leaguers
![Jack Flaherty, Lucas Giolito and Max Fried were high school teammates](https://lookaside.fbsbx.com/lookaside/crawler/media/?media_id=10159500610627451)
MLB - How cool is this? White Sox pitching coach Ethan Katz
![Jack Flaherty, Lucas Giolito and Max Fried were high school teammates](https://www.usatoday.com/gcdn/presto/2021/10/27/USAT/6f31f0c2-d7d2-4ac9-a205-85141973b150-ea45860f-803f-4c00-9c51-3851e65470ce_thumbnail.png?width=1280&height=720&fit=crop&format=pjpg&auto=webp)
Giolito, Flaherty attend World Series to support HS teammate Max Fried
![Jack Flaherty, Lucas Giolito and Max Fried were high school teammates](https://media.nbcsportschicago.com/2023/05/Lucas-Giolito-Jack-Flaherty-Chicago-White-Sox-WhiteSoxTwitter05252021.jpg?quality=85&strip=all&fit=1280%2C720)
White Sox-Cardinals: Lucas Giolito, Jack Flaherty set for matchup
![Jack Flaherty, Lucas Giolito and Max Fried were high school teammates](https://miro.medium.com/v2/resize:fit:0/0*k8f0LsJoHtPbAMbS)
Black MLB Players #14: Jack Flaherty
![Jack Flaherty, Lucas Giolito and Max Fried were high school teammates](https://i.ytimg.com/vi/T6WWuQy8Xaw/sddefault.jpg)
High school teammates Jack Flaherty and Lucas Giolito talk about