Weird news - Man cooks his wife's body for 4 days

Sometimes you run into cases where you wonder what a person is really like; how could the person do such a thing ? Was this the behavior of a sane person ? I mean, you can commit a crime in a moment of passion, but then to try to cover it up in an elaborate measure such as this guy took totally takes it out of the ordinary. For normal people, just spending time with a dead body can seem creepy, and he was this guy who did some much to get rid of a dead body and to cover up his crime. The interesting thing is that he was finally caught, going to show that more often than not, your crimes are detected and you can be caught (link to article):

A 49-year-old chef from Los Angeles faces life in prison for murder after he told police he boiled his wife's body for four days to hide the evidence, a media report said. According to the Daily Mirror, David Viens stuffed his wife's body in a 55-gallon drum of boiling water and kept it submerged with weights. In a recorded interrogation presented by prosecutors at the trial in Los Angeles, Viens was heard saying he cooked the body of his 39-year-old wife, Dawn, in 2009 until little was left but her skull.