The latest refereeing assignments have been announced for the upcoming week of Lamar Hunt US Open Cup and Major League Soccer action.
TUESDAY, AUGUST 12
Lamar Hunt US Open Cup semifinals
FC Dallas vs. Philadelphia Union
Toyota Stadium (9 pm ET)
REFEREE: MARK GEIGER
AR1: Adam Garner
AR2: Jonathan Johnson
4TH: Edvin Jurisevic
WEDNESDAY, AUGUST 13
Lamar Hunt US Open Cup semifinals
Seattle Sounders vs. Chicago Fire
Starfire Stadium (10:30 pm ET)
REFEREE: JAIR MARRUFO
AR1: Eric Boria
AR2: Corey E. Rockwell
4TH: Jose Carlos Rivero
FRIDAY, AUGUST 15
Houston Dynamo vs. Philadelphia Union
BBVA Compass Stadium (9 pm ET)
REFEREE: BALDOMERO TOLEDO
AR1: Frank Anderson
AR2: Kermit Quisenberry
4TH: Ted Unkel
SATURDAY, AUGUST 16
Real Salt Lake vs. Seattle Sounders
Rio Tinto Stadium (2:30 pm ET)
REFEREE: SILVIU PETRESCU
AR1: Jeff Hosking
AR2: Mike Kampmeinert
4TH: Dave Gantar
Montreal Impact vs. Chicago Fire
Stade Saputo (6:30 pm ET)
REFEREE: KEVIN STOTT
AR1: Brian Dunn
AR2: Richard Gamache
4TH: Jose Carlos Rivero
New England Revolution vs. Portland Timbers
Gillette Stadium (7:30 pm ET)
REFEREE: MARK GEIGER
AR1: Gregory Barkey
AR2: Matthew Nelson
4TH: Robert Sibiga
Columbus Crew vs. LA Galaxy
Columbus Crew Stadium (7:30 pm ET)
REFEREE: ARMANDO VILLARREAL
AR1: Corey Parker
AR2: Adam Garner
4TH: Sorin Stoica
Sporting Kansas City vs. Toronto FC
Sporting Park (8:30 pm ET)
REFEREE: DREW FISCHER
AR1: Claudio Badea
AR2: James Conlee
4TH: Kevin Terry Jr.
Chivas USA vs. Vancouver Whitecaps
StubHub Center (10:30 pm ET)
REFEREE: EDVIN JURISEVIC
AR1: George Gansner
AR2: Mike Rottersman
4TH: Juan Guzman
San Jose Earthquakes vs. FC Dallas
Buck Shaw Stadium (10:30 pm ET)
REFEREE: JAIR MARRUFO
AR1: Peter Balciunas
AR2: Chris Strickland
4TH: Daniel Radford
SUNDAY, AUGUST 17
DC United vs. Colorado Rapids
RFK Stadium (8 pm ET)
REFEREE: ALLEN CHAPMAN
AR1: Jeff Muschik
AR2: Jeremy Hanson
4TH: Mark Kadlecik
