 In fact, the AAA expects this July 4th week to be the busiest ever. The flexibility of remote work is part of the reason. Most people are expected to go by car, but air travelers are expected to set a new record, too. About 6 million people are flying. The data provider INRIX says if you're in a big metro area, you can expect traffic delays on Sunday as everybody makes it back home. I'm Rita Foley.