How the 2019 Houston Astros powerhouse was built

The 25-man roster the Astros will trot out against the Nationals in the World Series was built over several years since Jeff Luhnow became general manager of the Astros in December 2011.

source https://www.chron.com/sports/astros/article/How-2019-Houston-Astros-powerhouse-roster-built-14553486.php