Sounders right back Alex Roldan and older brother Cristian have been tasked to contain Bouanga or at least monitor spacing to limit slip passes that allow Bouanga to get behind the defense. Few can keep pace once the forward is on a fast break. Alex has made errors in the past that created openings and that cannot happen Saturday.

This sets up a thrilling encounter between Los Angeles FC and Seattle Sounders in the MLS Playoffs Semifinal, which is going to be a single-leg affair, full of drama, intensity, and unrelenting football action.

Los Angeles FC hosts the Seattle Sounders, a team it is unbeaten against in the last 10 meetings, in an MLS Western Conference semifinal playoff game.