A man who held four people hostage at gunpoint has been sentenced to serve eight years in prison.The gunman, Robin Lynn Wray, 52, entered a guilty plea to the charge of aggravated kidnapping and was ordered to serve eight years and warned to have no further contact with the victims. The remaining charges – including attempted murder, aggravated assault, reckless endangerment and possession of a firearm during a felony – were dismissed as part of his plea bargain. The agreement also spells out he must serve 100 percent of his sentence.Wray was charged after an incident at a home on Harrison Ferry Road last summer sparked by an argument over a stereo speaker.