This image provided by the California Department of Motor Vehicles shows Thomas Fuchs, 49, who fatally shot his two teenage sons, set their Chula Vista home on fire and then shot himself, June 21, ... more 
This image provided by the California Department of Motor Vehicles shows Thomas Fuchs, 49, who fatally shot his two teenage sons, set their Chula Vista home on fire and then shot himself, June 21, 2011 in Chula Vista, Calif. Police and mental health experts say there is no logical explanation for what prompts a father or mother to resort to such desperate and ugly acts. (AP Photos/Calif. DMV) less 
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Associated Press
Sun, Jul 3, 2011 7:49 PM EDT