A woman was found brutally murdered, left in the shower of her home in the wealthy suburbs of Washington, D.C. 'Blood and Water' tells the story of a decades-long wait for justice and the cutting-edge investigative techniques that finally caught the killer. A six-part series from 20/20 and ABC Audio. Listen now wherever you get your podcasts. #TrueCrime #TrueCrimePodcast #Investigation #LesliePreer