coronavirus September 17, 2021 11:45 am Great Cats at National Zoo Test Presumptive Positive for COVID-19 Six African lions, a Sumatran tiger and two Amur tigers tested positive for the virus that causes COVID-19 after showing symptoms. Local 25:59 Monumental's vision for Capital One Arena: The News4 Rundown 1:56 DC artist uses Cherry Blossoms as inspiration 1:31 Expert explains challenges of underwater operations 2:36 Police shoot robbery suspect in District Heights shopping center 3:17 ‘Deep pain in my heart': Mother tells of losing her son to Baltimore bridge collapse