The C.D.C. recommends against traveling for Thanksgiving, as infection rates are on the rise nationwide. But the airline industry is still expecting a surge in people flying, and scientists have found that air travel is relatively low risk. CNN Chief Medical Correspondent Dr. Sanjay Gupta takes his first flight since March, and CNN correspondent Pete Muntean talks through ways to keep safe on a plane. To learn more about how CNN protects listener privacy, visit cnn.com/privacy