coronavirus June 14, 2021 9:57 am Novavax Says Its Vaccine Has 90.4% Efficacy Novavax announced Monday that its COVID-19 vaccine had a 90.4% efficacy in a phase 3 trial in the U.S. and Mexico. Local 0:44 Virginia gov. sends resources to firefighters battling wildfires 2:12 Recording studio shooting marks Laurel's first homicides of 2024 1:22 Maryland designer behind Hanifa hopes her journey inspires 1:58 MedStar Health gives $100,000 in scholarships to Marymount University physical therapy students 2:34 How AI is being used on Prince George's roads to improve safety