Flags fluttered and snapped on Sunday at Las Vegas Motor Speedway. That wasn't a good thing.
"We're going to have to survive first," Brad Keselowski said in a radio interview as wind was the story of the day.
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Gusts raised concerns ahead of the Kobalt 400. Talk was of cars getting blown around, getting a push — good and bad — and trying to make in-race adjustments.
And a half hour before race time, dust enveloped the track and rain threatened.