Chicago Air and Water Show 2017 guide: What to know if you go

The Blue Angels are back for the 2017 Chicago Air and Water Show on the lakefront Aug. 19 and 20. The team, made up of six blue and gold U.S. Navy F/A-18 Hornets, alternates years with the U.S. Air Force Thunderbirds. A familiar cast of military and civilian aircraft will take over the skies over...