Pierre Etienne de Necker was beaten to death by a mob in South Africa. The attackers used his cellphone to take pictures of his body and then sent them to his family.
A man in China believed his wife was having an affair with a coworker. He waited outside of their workplace one day and stabbed her suspected lover to death when they exited the building together.
A father in Russia murdered his own daughter after having a psychotic reaction to a drug he had taken. He cut her open and ate her heart because he thought she was possessed by a demon.