A man and a woman were shot and killed, and another man was ...

A man and a woman were shot and killed, and another man was injured with a pistol by a man. The injured victim was transported to a medical facility for medical treatment. The incident occurred in the home of the injured victim, where the two people who were killed were guests. During a further investigation, the police caught the perpetrator and arrested him on suspicion of having committed the criminal offence of aggravated murder.