Tony La Russa hit just .199 as a big-league player, but he earned a law degree and applied a prosecutor's mind to the dugout, becoming one of the most influential managers in baseball history. This episode explores how he treated relief pitchers like specialized expert witnesses and helped invent the hyper-analytical, matchup-driven game we watch today.

From his debut as the youngest manager in the majors to championships in Oakland and St. Louis, we trace a career defined by relentless calculation, along with the personal controversies that followed him.

• Became the youngest manager in the majors at 34 with the Chicago White Sox in 1979.
• Built an Oakland dynasty, winning three straight pennants and the 1989 earthquake-interrupted World Series.
• Chose number 10 with the Cardinals to honor his goal of winning the fra ...