Mr. Ingram’s startup, Lodebar, feeds high-frequency market data into a machine-learning algorithm that turns it into jazz.

I built a coding tutor that won't let me cheat my way through it. Here's the prompt.

Elyssa Kaufman is an Emmy-winning digital news producer at CBS News Chicago. She covers breaking news CBSChicago.com. The Chicago Fire FC has announced plans to build a brand-new stadium in Chicago.