Seattle Sounders FC
Sporting Kansas City
Zach Drapkin | Seattle Sounders FC are set to take on Sporting Kansas City at home on 10 PM Eastern Time, Saturday night May 23, at CenturyLink Field in Seattle Washington. Seattle are coming off a 2-0 win over Vancouver, while KC will be playing their second match of the week, the first coming against New England Revolution.
Matthew Evans | The 17 United States Based Major League Soccer clubs will join the 15 winners from the third round as the competition starts to heat up.