KUWAIT CITY, Oct 14: The Hawalli police have interrogated five people in connection with the murder of an Egyptian, identified only as Abdu, who was working for a contracting company, reports Al-Anba daily.Two of the five have since been released on bail while the other three are still being held by the security authorities for further interrogations. A security source said police have not ruled that out one of the suspects, identified only as R, who shared the room with the victim, is the prime suspect.The sources say, R and two of his friends might have thrown the victim to his death from the fifth floor following a quarrel between R and the victim, a charge denied by the trio. It is learnt the victim’s lifeless body was found on the floor of the building compound three hours after the quarrel.According to a security source, the Operations Room of the Interior Ministry was informed about the corpse last Thursday evening and police and personnel from the Criminal Evidences Department rushed to the spot and found the man in a pool of blood. It has been reported seven other men of the same nationality lived in the apartment which was rented by the employer company. The source said the security authorities have ruled out suicide.