Capitals defeat Golden Knights for sixth straight victory
Backstrom scores twice for Washington, which extends point streak to 11; Vegas falls to 1-1-1 on road trip
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VGK@WSH: Backstrom extends Capitals lead with PPG
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VGK@WSH: Kuznetsov nets early breakaway goal
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VGK@WSH: Vrana feeds Wilson after turnover
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VGK@WSH: Smith fires home power-play goal
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Capitals top Golden Knights for sixth straight win