New Delhi: Two persons, including a woman, have been arrested in connection with the murder early this month of a 65-year-old woman NGO worker in Man Sarovar Park area in north east Delhi. Initially, the police had a dozen persons under their radar as suspects in the murder of Vimla Tiwari, who was found dead at her house with a head injury and a rope around neck on September 4.

"Following further probe, we zeroed in on Surender and the 30-year-old woman from Khora Colony in Ghazibad," said AK Singla, DCP(north east).