CHICAGO, USA – AUGUST 19: Aircrafts perform during the 59th Chicago Air and Water Show, which is watched by about two million people at North Avenue Beach and around, over Lake Michigan in Chicago, United States on August 19, 2017. Navy Blue Angels, A-10 Thunderbolt II, F-22 Raptor, P-51 Mustang, The Firebirds Delta Team, Susan Dacy, Bill Stein, A-4 Skyhawk Jet Tac Demo, Aerostars, AeroShell Aerobatic Team, Chicago Fire Department and Chicago Maritime Police attended the show. (Photo by Bilgin Sasmaz/Anadolu Agency/Getty Images)