Record TSA screenings, flight delays across U.S. - KETV Omaha

* Record TSA screenings, flight delays across U.S.  KETV Omaha
* TSA expecting July 7 to be busiest air travel day ever in U.S.  TODAY
* Dallas airport flight delays, cancellations after July 4 weekend | wfaa.com  WFAA.com
* Record breaking travel expected after holiday weekend  NBC Boston
* Record-setting post-July Fourth travel leaves a mark on LAX  KTLA Los Angeles


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