Inexplicable

If you can explain what was going on in this guy's head, would you please speak up?

Bond denied for father in daughter's killing
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Prosecutors said Ne!l Lofqu!st, who appeared in bond court through a video link, has implicated himself in the crime in a statement to police.

Lofquist said he took La^ren up to her bedroom Sunday night and choked her for as long as 20 minutes before holding her in a toilet as he stabbed her, said Assistant State's Atty. J#ff K#ndall.
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I came across this as I greeted Beast this morning while he was reading the paper. I just don't get this; I 'get' flying off the handle for a minute or do--I don't condone doing it with a knife in your hand, of course--but twenty minutes?