here, the johnson family felt safe. alan was a landscaper. his wife, diane, worked as a tax collector. >> alan was an avid hunter, just a wonderful guy. diane, her passion was cooking, she was always doing something wonderful in the kitchen. >> on a september morning in 2003, the serenity of this small town ended abruptly. when shots were fired in the johnson home. >> 911, what is your emergency? >> there have been two gunshots. >> okay, where's the shots coming from? >> the daughter came over here and said that somebody shot her parents. >> when police got there, they found diane johnson shot to death in her bed, apparently, while she was still sleeping. alan johnson was also dead on the floor next to the bed. >> the shower was still going, and i could see directly into the shower, and there was a bullet hole that was straight on, chest high, straight into the tile. >> the murder weapon, a .264-caliber rifle, was still on the floor. >> it was probably one of the most violent crime scenes that i had ever seen. >> sarah, the couple's 16-year-o