 For the rare chance to jump into the Anacostia River, it is the first time in more than 50 years people are legally being allowed to swim in that river. Could it be a long-term swimming hole in our region, though? WTOP's Kate Ryan speaks with one environmental group about that. Christopher E. Williams, president and CEO of the Anacostia Watershed Society, says the splash event where people can take a dip in the water at an event being put on by the Anacostia Riverkeeper is a milestone.