FC Dallas beat the Seattle Sounders on Sunday night in Frisco, Texas, behind Walker Zimmerman's 91st-minute goal and clinching penalty kick.
FC Dallas won, 4-2, on penalty kicks. The result after the first 180 minutes of the two-leg series was a tie in the aggregate score, 3-3, and away goals, 1-1.
FC Dallas will face Portland in the first leg of the Western Conference finals in Texas on Nov. 22.
Portland 2, at Vancouver 0: Fanendo Adi and Diego Chara scored to send the Timbers to the conference finals for the second time in franchise history.
At Columbus 3, Montreal 1: Kei Kamara scored his second goal, in the 111th minute, and...