02/01/23: Wintrust CEO's unusual exit

Crain’s reporter Steve Daniels talks with host Amy Guth about Wintrust's outgoing CEO Ed Wehmer and how he's leaving behind an oddity—a commercial bank still based in Chicago. Plus: Groupon to lay off another 500 people, McDonald’s slips as operating margin misses estimates, Caterpillar costs bite in first earnings miss since 2020 and FAA adds safeguards to U.S. flight system to prevent new outages.