July 19, 2021 7:55 am Everything You Wanted to Know About Olympic Medals Why do Olympians bite their medals? The answer to that and more as we take a deep dive into the history of Olympic medals. US & World Videos 3:19 Bay Area forecast: Clearing, warming ahead 0:58 Mystik Dan wins 150th Kentucky Derby in photo finish 2:38 Met Gala couples over the years: Priyanka Chopra & Nick Jonas & more 2:51 Cinthia's forecast: Spring storm, cooler temperatures 2:58 Jeff's Forecast: Saturday rain drops temps and brings major Sierra snow