The Professional Referee Organization (PRO) has released referee assignments for Week 10 of the MLS season.
FRIDAY, MAY 4
Toronto FC vs. Philadelphia Union
BMO Field (8 pm ET | TSN — Full TV & Streaming Info)
REF: Jose Carlos Rivero
AR1: Adam Wienckowski
AR2: Gianni Facchini
4TH: Marcos DeOliveira
VAR: Geoff Gamble
SATURDAY, MAY 5
Montreal Impact vs. New England Revolution
Stade Saputo (1 pm ET | TVAS — Full TV & Streaming Info)
REF: Baldomero Toledo
AR1: Adam Garner
AR2: Matthew Nelson
4TH: Ted Unkel
VAR: Edvin Jurisevic
New York Red Bulls vs. New York City FC
Red Bull Arena (1:55 pm ET | ESPN — Full TV & Streaming Info)
REF: Kevin Stott
AR1: Brian Poeschel
AR2: CJ Morgante
4TH: Sorin Stoica
VAR: Mark Geiger
Minnesota United FC vs. Vancouver Whitecaps FC
TCF Bank Stadium (2 pm ET | TSN, CTV — Full TV & Streaming Info)
REF: Nima Saghafi
AR1: Ian Anderson
AR2: Kathryn Nesbitt
4TH: Allen Chapman
VAR: Jorge Gonzalez
Seattle Sounders vs. Columbus Crew SC
CenturyLink Field (4 pm ET | Full TV & Streaming Info)
REF: Hilario Grajeda
AR1: Jonathan Johnson
AR2: Eduardo Mariscal
4TH: Alejandro Mariscal
VAR: Rosendo Mendoza
LAFC vs. FC Dallas
Banc of California Stadium (4 pm ET | Univision — Full TV & Streaming Info)
REF: Jair Marrufo
AR1: Corey Rockwell
AR2: Jeffrey Greeson
4TH: Daniel Radford
VAR: Caleb Mendez
Chicago Fire vs. Atlanta United
Toyota Park (8:30 pm ET | TSN — Full TV & Streaming Info)
REF: Drew Fischer
AR1: Apolinar Mariscal
AR2: Chris Wattam
4TH: Rubiel Vazquez
VAR: Younes Marrakchi
Houston Dynamo vs. LA Galaxy
BBVA Compass Stadium (8:30 pm ET | Full TV & Streaming Info)
REF: Alan Kelly
AR1: Jeremy Hanson
AR2: Danny Thornberry
4TH: Ismail Elfath
VAR: Alex Chilowicz
Sporting Kansas City vs. Colorado Rapids
Children's Mercy Park (8:30 pm ET | Full TV & Streaming Info)
REF: Armando Villarreal
AR1: Peter Balciunas
AR2: Felisha Mariscal
4TH: Fotis Bazakos
VAR: Kevin Terry Jr.
San Jose Earthquakes vs. Portland Timbers
Avaya Stadium (10:30 pm ET | Full TV & Streaming Info)
REF: Chris Penso
AR1: Cameron Blanchard
AR2: Nick Uranga
4TH: Ramy Touchan
VAR: Katja Koroleva
SUNDAY, MAY 6
Orlando City SC vs. Real Salt Lake
Orlando City Stadium (5 pm ET | Full TV & Streaming Info)
REF: Robert Sibiga
AR1: Jason White
AR2: Eric Weisbrod
4TH: Marcos DeOliveira
VAR: Caleb Mendez