Complete the following sentence: Both series represented the first time the opponents had met in the postseason, and the Rockies' victory was their first in any postseason series. Complete the following sentence: Both series represented the first time the opponents had met in the postseason, and the Rockies' victory was their first in any postseason series. Diamondbacks and the Rockies met in the NL Championship Series, with the Rockies becoming the National League champion and going on to lose to the
American League champion Boston Red Sox in the 2007 World Series.<unk>