Seattle draws 66,452; Chicago clinches; FC Dallas' hopes fade

[MLS REWIND: Week 31]The Seattle Sounders broke their club record for the largest MLS crowd when they drew 66,452 fans for their 3-0 win over the PortlandTimbers. The Chicago Fire became the second team to clinch a playoff berth in the Eastern Conference when the Columbus Crew could only manage a 1-1 tie with Sporting Kansas City. FC Dallas’ playoffhopes are fading after its 1-1 tie at Chivas USA left in four points behind the Vancouver Whitecaps with two games to play. For all the weekend action …