Home field for the NL Wildcard game will come down to the final day of the regular season.
The Pirates (97-64) lost to the Cincinnati Reds tonight 3-1, while the Chicago Cubs (96-65) shutout the Milwaukee Brewers 1-0.
The Pirates gain home field for the play-in game with a win Sunday or a Cubs loss.
A.J. Burnett in potentially the final start of his career struck out 9 over 6.2 innings.