MUMBAI: Indrani Mukherjea , wife of former TV honcho Peter Mukherjea , has been arrested in connection with the murder of her sister in 2012.Indrani was arrested by Khar Police last night following questioning over her alleged role in the murder of her sister Sheena Bora in 2012. Maharashtra's Raigad police had found remains of Bora in a forest following which a murder case was registered against unidentified persons.Indrani was produced before the Bandra Metropolitan Magistrate court , which remanded her in police custody till August 31, DCP (Detection) Dhananjay Kulkarni said today."The case being more than two years old where there isn't any DNA sample of the deceased or appropriate remains of the body, police is only relying on co-accused's confession," an officer at Khar police station, who is part of investigation team, said on the condition on anonymity.Indrani's driver, a co-accused who was picked by the police few days back in connection with the murder, too was arrested yesterday.During interrogation, the driver claimed that Indrani had killed Bora and that he had helped her in disposing of the body by dumping it in the forests of Raigad district, the officer said.Raigad police had come across remains of an unidentified body, which they had disposed of without collecting DNA samples, the officer said.Mumbai police commissioner Rakesh Maria had interrogated Indrani at Khar police station yesterday.The officer said they would take the two accused to the crime spot where the body was dumped.