NEW DELHI, May 6 -- Cash and jewellery worth around Rs.50 lakh were burgled from the residence of NCERT undersecretary at Sri Aurobindo Marg early Sunday, marking the fourth such incident on the campus reported since last August, police officers aware of the matter said. The undersecretary, Mahavir Singh, in his complaint to the police, said that Rs.1.5 lakh, 500 grams of silver, and about 300 grams of gold were stolen. Deputy commissioner of police (south west) Amit Goel said that they have registered a case and teams are working on the case. Singh's daughter Alisha Mural, 31, a junior project fellow with the NCERT, told HT that her father was not at home at the time of the incident and she had stepped out for a few hours, and returned aro...