Crain's reporter Dennis Rodkin and host Amy Guth discuss the latest residential real estate news, including what could be the area's most expensive home and a strategy that lets homeowners keep their ultra-low-interest mortgages in the age of escalating rates.

Plus: Chicago is the fourth-wealthiest city in the U.S. when you count millionaires; the police department plans to enforce curfew laws and add security measures after a weekend of violence; experts argue for saving the downtown Greyhound station as a critical transit hub; and Molson Coors is poised to move to BMO Tower and join the herd of companies shedding big chunks of office