This was a sensational case from Florida (US). A boy named Josh, who broke up with his girlfriend named Rachel Wade found his new love on a social networking site. After getting into relationship with his new girlfriend, he posted his pic with his new girlfriend on the social networking site.
As soon his ex-girlfriend saw the pic, on the evening of April 14, 2009, she went to Josh's new girlfriend named Sarah Ludemann and killed her with a kitchen knife out of jealousy.