A man from Las Vegas visiting Hawaii was reportedly stabbed to death during an altercation early Tuesday morning. Honolulu Police say the victim and a friend got into a confrontation with a groupon Kuhio Beach in Waikiki. There was an altercation, and the victim was stabbed, according to police. He died at the at the scene from his injuries. NBC station KHNL reports the victim was visiting from Las Vegas, and that the Visitor Aloha Society had...