COVID-19 November 13, 2020 5:10 pm Frederick County Imposes Face Mask Mandate A mask mandate went into effect in Frederick County, Maryland, Friday. News 4’s Chris Gordon explains what it means if you live or visit there. 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