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

THURSDAY, OCTOBER 16

Houston Dynamo vs. New England Revolution
BBVA Compass Stadium (8 pm ET)
REFEREE: TED UNKEL
AR1: Jeffery Muschik
AR2: Paul Scott
4TH: Marcos Deoliveira

FRIDAY, OCTOBER 17

Portland Timbers vs. Real Salt Lake
Providence Park (10 pm ET)
REFEREE: MARK GEIGER
AR1: CJ Morgante
AR2: Joe Fletcher
4TH: Ricardo Salazar

SATURDAY, OCTOBER 18

Toronto FC vs. Montreal Impact
BMO Field  (2 pm ET)
REFEREE: BALDOMERO TOLEDO
AR1: Gregory Barkey
AR2: Gianni Facchini
4TH: Geoff Gamble

Colorado Rapids vs. FC Dallas
Dick's Sporting Goods Park (3 pm ET)
REFEREE: HILARIO GRAJEDA
AR1: Ian Anderson
AR2: Bill Dittmar
4TH: Daniel Radford

D.C. United vs. Chicago Fire
RFK Stadium (7 pm ET)
REFEREE: ARMANDO VILLARREAL
AR1: Corey Parker
AR2: Danny Thornberry
4TH: Mark Kadlecik

Philadelphia Union vs. Sporting Kansas City
PPL Park  (7 pm ET)
REFEREE: JAIR MARRUFO
AR1: Peter Manikowski
AR2: Adam Garner
4TH: Jose Carlos Rivero

San Jose Earthquakes vs. Vancouver Whitecaps
Buck Shaw Stadium (10:30 pm ET)
REFEREE: DREW FISCHER
AR1: Peter Balciunas
AR2: Eduardo Mariscal
4TH: Allen Chapman

SUNDAY, OCTOBER 19

New York Red Bulls vs. Columbus Crew
Red Bull Arena  (3 pm ET)
REFEREE: JOSE CARLOS RIVERO
AR1: Craig Lowry
AR2: Brian Dunn
4TH: Jorge Gonzalez

LA Galaxy vs. Seattle Sounders
StubHub Center  (8:15 pm ET)
REFEREE: ISMAIL ELFATH
AR1: George Gansner
AR2: Corey Rockwell
4TH: Kevin Stott