Key Match-Up: Alonso vs. Farfan

Matt Doyle takes a look at the match-up in midfield of Osvaldo Alonso vs. Michael Farfan ahead of the Seattle Sounders match against the Philadelphia Union, broadcast on NBC Sports, starting at 430pm ET.

Stay connected: Receive breaking news, videos, and analysis from North America's best soccer reporters from our FREE mobile app or "The Kick Off" newsletter.