Somebody might have already posted this here, but if not it is a good story.
http://www.cnn.com/video/?hpt=hp_t3#/video/crime/2012/01/04/dnt-mom-kills-intruder.kfor
http://www.cnn.com/video/?hpt=hp_t3#/video/crime/2012/01/04/dnt-mom-kills-intruder.kfor