We discussed why the rail workers' unions are unhappy, what a strike could mean for the supply chain, and how that strike might still be avoided.

To discuss the drought facing rivers across Illinois, its causes and effects, and why it matters, we were joined by the senior vice president of Waterways Council and the senior manager of the Tennessee Valley Authority’s River Forecast Center.

It's Christmas tree season, but this year, whether you prefer a real or artificial tree, you might find it harder to get your hands on one than in previous years. The 21st was joined by two Illinois Christmas tree farmers to talk about the factors leading to the shortage. 

A handful of companies — think Tyson and Perdue — all but control poultry production in the U.S. They’ll soon be joined by a retailer known more for selling rotisserie chickens: Costco, which is building a farm-to-table system based in Nebraska to supply itself.