Sunanda Pushkar died of 'poisoning' with the All India Institute of Medical Sciences medical board, which gave its opinion on the Federal Bureau of Investigation report on her viscera samples, unanimously concluding that there was presence of anxiety drug Alprax in her stomach.
The Delhi Police, which has registered a case of murder in the mysterious death of Sunanda Pushkar, will send her viscera samples to a laboratory either in Britain or the US to identify the poison including whether it could be radioactive isotopes that cannot be detected in Indian labs.
A special investigation team of the Delhi police on Friday questioned senior journalist Nalini Singh in connection with the murder case of former union minister Shashi Tharoor's wife Sunanda Pushkar.
Rediff.com looks at other sensational murder mysteries that left India shell-shocked.
The year threw up quite a few shockers, some rather rude one. Below are Rediff.com's 12 picks that made us sit back and think, 'Did that really happen?'
Indrani is clearly in charge in her little corner. She is speaking rapidly to a not-very-tall, pot-bellied, balding man, whom she repeatedly, decisively, asks, "Have you understood?" The tone is that of a boss talking to an employee. The words "cheque" and "two lakhs" float by.