Thiruvananthapuram, Feb. 25 -- A 23-year-old youth, Affan who killed four of his relatives and also his 19-year-old girlfriend was under the influence of drugs at the time of the crime, according to a preliminary probe by the police. At present, Affan is admitted to the state-run Medical College Hospital here. He informed the cops post his surrender that he had consumed poison after the brutal murders. He is under police custody in hospital, where he is now not cooperating with the probe and also the treating medical professionals. Even though he has confessed to the police that the motive of the crime was the huge financial debts his father Rahim had accumulated following the failure of his business in the Middle East, the police does no...