Anacostia River June 29, 2024 12:04 pm Anacostia River swim postponed After water testing levels came back high, Splash the Anacostia has been postponed until July 13. News4’s Derrick Ward reports. Local 4:42 Silicon Valley suspense play ‘Data' premieres at DC's Arena Stage 2:56 50 mothers donate purses to emergency shelter in Maryland 2:01 Trump administration eyes new immigrant detention centers 21:56 WorldPride 2025 theme announced: The News4 Rundown 2:23 Prince George's passes property tax break for senior citizens