KOCHI: Police will further investigate the murder of a one-and-a-half-year-old girl in Kaloor. Police will probe why Sipsy left the hotel room around 10.30 pm on the day of the murder. They have stayed in many hotels by introducing themselves as husband and wife. The baby's mother, Dixy, had alleged that they have done illegal things including selling ganja by using children as cover. The police will conduct a detailed investigation in this regard as well.