Here are the referee assignments for this weekend's MLS action, per Professional Referee Organization (PRO).
Toronto FC vs. New England Revolution
    BMO Field (7:00pm ET)
    REFEREE: FOTIS BAZAKOS
    ASST 1: Phil Briere
    ASST 2: Scott Kachmarik
    4TH: Ted Unkel
Real Salt Lake vs. Portland Timbers
    Rio Tinto Stadium (10:00pm ET)
    REFEREE: BALDOMERO TOLEDO
    ASST 1: Corey E Rockwell
    ASST 2: CJ Morgante
    4TH: Robert Sibiga
    08/31/2013
Columbus Crew vs. Seattle Sounders
    Columbus Crew Stadium (7:30pm ET)
    REFEREE: ISMAIL ELFATH
    ASST 1: Chris Strickland
    ASST 2: Brian Dunn
    4TH: Hilario Grajeda
Philadelphia Union vs. Montreal Impact
    PPL Park (7:30pm ET)
    REFEREE: EDVIN JURISEVIC
    ASST 1: Adam Wienckowski
    ASST 2: Kevin Klinger
    4TH: Sorin Stoica
New York Red Bulls vs. D.C. United
    Red Bull Arena (8:00pm ET)
    REFEREE: JUAN GUZMAN
    ASST 1: Gregory Barkey
    ASST 2: Paul Scott
    4TH: Mark Geiger
Sporting Kansas City vs. Colorado Rapids
    Sporting Park (8:30pm ET)
    REFEREE: SILVIU PETRESCU
    ASST 1: Joe Fletcher
    ASST 2: Jason Cullum
    4TH: Armando Villarreal
LA Galaxy vs. San Jose Earthquakes
    StubHub Center (10:30pm ET)
    REFEREE: KEVIN STOTT
    ASST 1: Mike Rottersman
    ASST 2: Brian Poeschel
    4TH: Daniel Radford
09/01/2013
Chicago Fire vs. Houston Dynamo
    Toyota Park (3:00PM ET)
    REFEREE: DREW FISCHER
    ASST 1: Craig Lowry
    ASST 2: Mike Kampmeinert
    4TH: Younes Marrakchi
Vancouver Whitecaps vs. Chivas USA
    BC Place (7:00PM ET)
    REFEREE: DAVE GANTAR
    ASST 1: Eric Proctor
    ASST 2: Jeremy Hanson
    4TH: Allen Chapman

 
              


