Mezue ahịrịokwu na-esonụ: Site na mkpụrụ nke abụọ nke National League na postseason 2017, ndị mba ahụ chere ihu mkpụrụ nke atọ, National League Central-champion Chicago Cubs, onye, dị ka ndị mmeri nke
2016 World Series, nọ na-agbachitere nke mbụ ha nke aha World Series kemgbe 1908. N'abalị anọ n'ọnwa Ọktoba, afọ 2017, ndị Cubs kwupụtara na Kyle Hendricks ga-amalite Egwuregwu 1 nke Division Series ebe Jon Lester ga-amalite Egwuregwu 2, José Quintana Egwuregwu 3, na Jake Arrieta Egwuregwu 4. N'abalị ise n'ọnwa Ọktoba, Dusty Baker kwupụtara na Stephen Strasburg ga-amalite egwuregwu 1 maka ndị mba ahụ, mana ekwuputaghị mmalite maka egwuregwu NLDS ọ bụla ọzọ. Ndị mba ahụ mechara kwupụta na Gio González ga-amalite Egwuregwu 2 na Max Scherzer ga-amalite Egwuregwu 3, na-enye Scherzer oge ọzọ iji gbakee site na tweak hamstring ọ tara ahụhụ na mbido ikpeazụ ya nke oge oge na Septemba 30. N'abalị asatọ nke ọnwa Ọktoba, Dusty Baker kwupụtara na Tanner Roark ga-amalite egwuregwu nke anọ.