FILE - In this Monday, April 26, 2021 file photo, a jet is silhouetted by the rising moon as it approaches Louisville International Airport in Louisville, Ky. Air travel continues to recover from the pandemic, although it's still not close to normal. The Transportation Security Administration said that nearly 1.67 million people were screened at U.S. airport checkpoints on Sunday, May 2, 2021. (AP Photo/Charlie Riedel)
{}