May 18 in Dallas
Dallas 3 D.C. United 2. Goals: Kreis (Haynes, Eck) 40, Kreis (Rodriguez) 82, Sanchez (Lozzano, Rodriguez) 88; Sanneh (Etcheverry) 65, Agoos (Etcheverry) 90.
Dallas — Dodd, Lozzano, Santel, Farrer, Sonora, Haynes, Alvarez, Ashton (Rodriguez, 74), Kreis, Kerr (Sanchez, 46), Eck.
D.C. United — Causey, Imler, Peay, Agoos, Kamler, Williams, Maessner (Etcheverry, 46), Harkes, Sanneh (Gori, 80), Diaz Arce (Crawley, 80), Rammel.
Yellow cards: Dallas — Eck 63, Alvarez 75, Sanchez 90; D.C. United —
Harkes 37.
Referee: Arturo Angeles.
Att.: 23,251.
May 18 in Tampa
Tampa Bay 3 San Jose 2. Goals: Lassiter (Vasquez, Valderrama) 18, Ralston (Valderrama) 22, Lassiter (Valderrama) 43; Bravo (pen.) 65, Bravo (Lewis) 71.
Tampa Bay — Daugherty, Pittman, Kooiman, Yallop, Ralston (Galderisi, 72), Vasquez, Backman (Diffley, 90), Hunjak, Valderrama, McKinley, Lassiter.
San Jose — Liner (Salzwedel, 46), Dayak, Emenalo, Doyle, Martin, Iroha (Amaya, 76), Rodas, Gutierrez, Espinoza, Bravo, Baicher (Lewis, 58).
Yellow cards: Tampa Bay — Backman 28, Pittman 45, Yallop 90; San Jose — Rodas 11, Iroha 19, Emenalo 21.
Referee: Esse Baharmast.
Att.: 12,047.