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<http://schema.org/description>
"Passengers on a Southwest flight were delayed at Baltimore-Washington International Thurgood Marshall Airport for about an hour Monday evening as federal and state law enforcement searched their plane for an object that &amp;quot;raised the concerns of the airline,&amp;quot; a spokesman said. No object was found."
<https://www.baltimoresun.com/maryland/bs-md-bwi-incident-20110926-story.html>