morning august 12th, 2011. >> d.c. emergency, 911. how can i help you? >> on the line was a man named albrecht muth. >> i need the police to come quickly. i have just found my wife dead on the bathroom floor. >> okay. she's not breathing? >> no. she is clearly dead. can you, please, send the police? >> muth's wife, viola draft, was 91 years old when she died. veteran detective, bobby jackson, was one of the first to arrive at the scene. he was part of what the metropolitan police department called the natural squad. >> the homicide guy squads, they work murders. we investigate all the other deaths in the city, other than homicides. suicides, industrial accidents, natural deaths, overdoses. >> so, when this gets called in as 91-year-old woman who's dead in her bathroom in georgetown, what does that sound like to you? >> a natural. >> but detective jackson needed