Sept. 1, 2023: Big changes may come for cannabis; The scourge of early-onset colorectal cancer

The federal government puts cannabis in the same category as the world's most dangerous drugs. That could change under a new recommendation. What it might mean in Colorado. Then, a young Denver woman loses her battle with colon cancer. She and her husband were both diagnosed with the disease. Doctors say younger people are increasingly vulnerable. And later, one-time Denverite Ethel Merman... does disco?