May 18 in Dallas
FC Dallas 2 Colorado 1.
Goals: Peguero (Henderson) 12; O'Brien (Nunez) 61, Ruiz (Goodson, Johnson) 77.
FC Dallas – Garlick, Rhine, Goodson, Vanney, Gbandi, O'Brien, Valakari, Talley (Pitchkolan, 10), Johnson, Pareja (Nunez, 60), Ruiz (Moor, 87).
Colorado – Cannon, Lewis (Crawford, 59), Denton, Melamed, Kotschau, Henderson, Borchers, Mastroeni (Beckerman, 15), Nkong (Cunningham, 70), Gonzalez, Peguero.
Yellow Cards: FC Dallas – Pitchkolan 48+; Colorado – Kotschau 46, Denton 73.
Referee: Mark Geiger.
Att.: 6,112.
May 18 in Salt Lake City
Real Salt Lake 2 Chivas USA 0.
Goals: Williams (Brown) 37, Trembly (Cila) 39.
Real Salt Lake – Countess, Pierce, Dunseth, Pope, Akwari, Brown, Mathis, Kamler, Trembly (Watson, 89), Williams (O'Brien, 67), Cila (Selolwane, 84).
Chivas USA – Guzan, Hendrickson, Loera, Suarez (Gomez, 82), Begines, Sequeira, Perez (Romo, 55), Ramirez, Cuadros, Martins, Mendoza (Torres, 68).
Yellow Cards: Real Salt Lake – Akwari 20, Trembly 68; Chivas USA – Perez 36, Gomez 83, Loera 92+, Loera 92+.
Red Card: Chivas USA – Loera 92+.
Referee: Brian Hall.
Att.: 12,581.