Tushar Arun Gandhi, the great grandson of the Mahatma, has authored the book Let's Kill Mahatma, which chronicles MK Gandhi's last days, the conspiracy it gave rise to, the murder of the Mahatma, the investigation, trials et al.

The book was released by Kamal Hassan at Odyssey, the book store, last evening. Tushar A Gandhi, after addressing the huge gathering, autographed copies of his book.