07/08/21: The three suburbs with almost no homes left for sale

In three Chicago suburbs, the fast-paced real estate market means the inventory of homes for sale is so slim, it's nearly nonexistent. Reporter Dennis Rodkin joins host Amy Guth to discuss and recap this week’s real estate news. Plus: The city's aviation chief says O’Hare is due for a major rebound, Grubhub has plans for robotic food delivery on college campuses, Willis Tower insurer sues the city and local sewer district over flood damage from May 2020 storms, and why Big Food companies need strong second-quarter numbers.