Escalator Accident at Mockingbird Station - NBC 5 Dallas-Fort Worth

    Escalator Accident at Mockingbird Station

    More than a dozen students and a handful of adults from Quinlan ISD were injured when the escalator at DART's Mockingbird Station malfunctioned. (Published Thursday, May 5, 2011) More than a dozen students and a handful of adults from Quinlan ISD were injured when the escalator at DART's Mockingbird Station malfunctioned. See More