Airport security checkpoints are preparing for a significant influx of travelers. Nearly 19 million people are expected to pass through these checkpoints over the Fourth of July holiday period. Details about this expected surge in travelers are available from the Transportation Security Administration.

The TSA is bracing for the large number of travelers that will be screened at airports across the country. Further information about the TSA's preparations and expectations for the holiday period can be found through local news sources, such as KTXS (ABC 12) Abilene News.