MLB insiders answer the 7 biggest Fall Classic questions

Astros hoping their star power brings another World Series title (1:33)

Buster Olney recaps Houston's successful season as the Astros look to win their second World Series in three seasons. (1:33)

The 2019 World Series is set, and it's a beauty of a matchup: the Houston Astros, looking for their second title in three years, against the Washington Nationals, who are in the Series for the first time in franchise history.

With Game 1 scheduled for Tuesday night in Houston, we asked ESPN baseball insiders Buster Olney, Bradford Doolittle and David Schoenfield some of the burning questions heading into the Fall Classic.