What happened: The American League West title will be decided on the final day of the regular season. The Houston Astros can clinch the division with a win in Game 162 or a loss by the Rangers. The Rangers can claim the title only with a win combined with a Houston loss.
Why it matters: Both teams enter the finale with identical 80-81 records, but Houston holds the tiebreaker. The eventual division champion is guaranteed to finish with a .500 record or worse for the season.
By the numbers: Houston and the Rangers are tied at 80-81 through 161 games. The Houston Astros lead the series 2-1 against the Athletics following a 13-2 victory on Saturday.
What to watch: The Astros conclude their regular season against the Athletics. A Houston victory secures the division crown.