97.9 The Hill News Director Brighton McConnell brings you local news stories to round out your week on Friday, July 23. UNC Health and Duke Health join hospital systems that will require employees to be vaccinated against COVID-19. Chapel Hill is launching a new concert series and a revised Festifall event. The UNC System Board of Governors looks to study how power is delegated on its campuses. And the Tokyo Olympics are underway — what UNC athletes are there?