As the colder weather approaches, many have wondered if COVID-19, or specifically the Delta variant, would make matters worse. However, trends of late have shown the opposite, with cases way down from where they were even a month ago. Has it made its way through the communities? Is it due to the vaccines? Is it a little bit of both? Dr. Donald Dumford is a doctor of infectious diseases at Cleveland Clinic Akron General, and he answered these questions on the Ray Horner Morning Show. He also touched on new variants we may see and how transmissible they are, and the efficacy of the booster when mixing-and-matching vaccines.