The No. 2 seed Colorado Rapids face the No. 3 seed Los Angeles Galaxy in the Western Conference semifinals. Here’s what you need to know.
Format: The conference semifinals is a two-leg home-and-away series. The winner is decided by the combined scores of the two matches. If the aggregate score is tied, the team that scored more goals on the road wins. If neither team scored more road goals, the second-leg match goes into extra time, which consists of two 15-minute halves. If the score is still tied after extra time, the winner will be decided by penalty kicks.