The accused, Mohd Shah Hussain was arrested from his rented residence in Gurgaon where he was found repairing tyre puncture, said Chhaya Sharma, Deputy Commissioner of Police (South).
"Hussain, who has a notorious name Silothi in the crime field, had committed gangrape with his associate Tiya. Tiya surrendered before the court but Hussain had been absconding and has been hiding in Gurgaon," said Sharma.
"He was not even turning up to take home his wife Munni Khatoon and two minor children aged 9 yrs and 6 yrs," she said.
She further said that the police took the help of Hussain's brother-in-law, Mohd Munif, who helped them ascertain his identity.
Baby Falak died on Mar 16 after she was admitted to hospital with severe injuries on her head, body and broken arms. She had several bite marks on her body and her cheeks were branded with a hot iron.