New Delhi, Jan 23 (ANI): Senior Journalist Nalini Singh was interrogated on Friday by the Special Investigating Team (SIT) of Delhi Police which is the sensational Sunanda Pushkar murder case. After the interrogation, Singh confirmed that she was questioned by the police. Divulging in details about her conversation with Sunanda, Singh said that deceased wife of Congress leader Shashi Tharoor had suspected Tharoor of having an affair with Pakistani Journalist Mehr Tarar. While talking on the IPL controversy, she said Sunanda had told her that she has taken all the blame on herself. Singh further stated that Sunanda would not have let her marriage break had she been alive. Sunanda was found dead in the five-star Leela Hotel in Delhi on January 17, 2014.