A police officer looks at a Greenpeace banner reading "Navy PCBs Dishonorable discharge" floating in the Anacostia River near the Washington Navy Yard. Documents obtained by Greenpeace and Sierra Club Legal Defense Fund revealed that the Washington Navy Yard is knowingly releasing deadly pollutants in the form of PCBs and heavy metals (lead, mercury and arsenic) into the Anacostia River in blatant violation of the Clean Water Act, and the Resource Conservation and Recovery Act.