MUMBAI: Former media tycoon Indrani Mukerjea, arrested on charges of killing her daughter Sheena Bora, was on Wednesday discharged from the JJ Hospital and taken back to the Byculla prison. The 46- year-old was admitted to the State-run hospital on Friday. She had been brought in a "semi-conscious" condition from her cell in the Byculla Jail in south Mumbai. She was discharged after her health improved on Wednesday. The state prisons department has already ordered an inquiry to find out how Mukerjea fell ill in the jail.