Lefty Luzardo headlines A's All-Stars
Southpaw climbed to Minor Leagues' highest level at age 20
Each offseason, MiLB.com goes position by position across each system and honors the players -- regardless of age or prospect status -- who had the best seasons in their organization. Click here to locate your favorite club.The American League West was full of storylines going into 2018. The Astros were coming