FILE - At left, in a June 26, 2015, file photo, Chicago Cubs starting pitcher Jake Arrieta throws during the first inning of a baseball game against the St. Louis Cardinals, in St. Louis. At right, in an Aug. 17, 2015, file photo, Pittsburgh Pirates starting pitcher Gerrit Cole (45) throws against the Arizona Diamondbacks in a baseball game, in Pittsburgh. The two aces _ Cole, a former No. 1 pick and Arrieta a 29-year-old who has found his stuff with the Cubs _ face off in the NL wild card game on Wednesday, Oct. 7, 2015. (AP Photo/File)
FILE - At left, in a June 26, 2015, file photo, Chicago Cubs starting pitcher Jake Arrieta throws during the first inning of a baseball game against the St. Louis Cardinals, in St. Louis. At right, in an Aug. 17, 2015, file photo, Pittsburgh Pirates starting pitcher Gerrit Cole (45) throws against the Arizona Diamondbacks in a baseball game, in Pittsburgh. The two aces _ Cole, a former No. 1 pick and Arrieta a 29-year-old who has found his stuff with the Cubs _ face off in the NL wild card game on Wednesday, Oct. 7, 2015. (AP Photo/File) AP
FILE - At left, in a June 26, 2015, file photo, Chicago Cubs starting pitcher Jake Arrieta throws during the first inning of a baseball game against the St. Louis Cardinals, in St. Louis. At right, in an Aug. 17, 2015, file photo, Pittsburgh Pirates starting pitcher Gerrit Cole (45) throws against the Arizona Diamondbacks in a baseball game, in Pittsburgh. The two aces _ Cole, a former No. 1 pick and Arrieta a 29-year-old who has found his stuff with the Cubs _ face off in the NL wild card game on Wednesday, Oct. 7, 2015. (AP Photo/File) AP