The father who slaughtered his wife and two sons, nine and one... then calmly 'washed his car' before killing himself

-Richard Smith stabbed his wife and sons Ben, nine, and Aaron, one

-He died of smoke inhalation after setting fire to a bedroom where the bodies were found

-Police believe family died in the early hours of Saturday morning
Nobody is being sought in connection with the deaths

http://www.dailymail.co.uk/news/article-2072921/Father-kills-sons-wife-takes-life.html