Professional Referee Organization releases referee assignments for MLS Week 13 matches

MLS referee

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USA TODAY Sports

The latest refereeing assignments have been announced for the upcoming week of Major League Soccer action.

SATURDAY, MAY 31

Seattle Sounders vs. Real Salt Lake
CenturyLink Field (4 pm ET)
REFEREE: RICARDO SALAZAR
AR1: James Conlee
AR2: Gianni Facchini
4TH: Tyler Ploeger

Toronto vs. Columbus Crew
BMO Field (5 pm ET)
REFEREE: SORIN STOICA
AR1: George Gansner
AR2: Mark Cahen
4TH: Yusri Rudolf

Montreal Impact vs. New England Revolution
Stade Saputo (7 pm ET)
REFEREE: SILVIU PETRESCU 
AR1: Daniel Belleau
AR2: Oscar Mitchell-Carvalho
4TH: Mathieu Bourdeau

D.C. United vs. Sporting Kansas City
RFK Stadium (7 pm ET)
REFEREE: JORGE GONZALEZ
AR1: Adam Wienckowski
AR2: Craig Lowry
4TH: Mark Kadlecik

FC Dallas vs. San Jose Earthquakes
Toyota Stadium (8:30 pm ET)
REFEREE: JOSE CARLOS RIVERO
AR1: Phil Briere
AR2: Jonathan Johnson
4TH: Kevin Terry Jr

Chivas USA vs. Philadelphia Union
StubHub Center (10:30 pm ET)
REFEREE: ALLEN CHAPMAN
AR1: Fabio Tovar
AR2: Anthony Vasoli
4TH: Daniel Radford

SUNDAY, JUNE 1

Chicago Fire vs. LA Galaxy
Toyota Park (4 pm ET)
REFEREE: HILARIO GRAJEDA
AR1: Paul Scott
AR2: Claudio Badea
4TH: Edvin Jurisevic

Colorado Rapids vs. Houston Dynamo
Dick's Sporting Goods Park (8 pm ET)
REFEREE: DREW FISCHER
AR1: Kevin Klinger
AR2: Scott Kachmarik
4TH: Baboucarr Jallow

Portland Timbers vs. Vancouver Whitecaps
Providence Park (9 pm ET)
REFEREE: KEVIN STOTT
AR1: Chris Strickland
AR2: Mike Rottersman
4TH: Baldomero Toledo

WEDNESDAY, JUNE 4

Columbus Crew vs. Real Salt Lake
Columbus Crew Stadium (7:30 pm ET)
REFEREE: BALDOMERO TOLEDO
AR1: Ian Anderson
AR2: Scott Kachmarik
4TH: Chris Penso

Colorado Rapids vs. Chicago Fire
Dick's Sporting Goods Park (9 pm ET)
REFEREE: RICARDO SALAZAR
AR1: Fabio Tovar
AR2: Jason White
4TH: Allen Chapman