Why this Memorial Day weekend will be the busiest in 20 years

Airfares, hotel rates, and car rental prices are all down from last year. You didn’t think summer travel would be easy, did you?Highways and airports are likely to be jammed the next few days as Americans head out for Memorial Day weekend getaways and then return home.AAA predicts this will be the busiest start-of-summer weekend in nearly 20 years, with 43.8 million people expected to travel at least 50 miles from home between Thursday and Monday. The Transportation Security...