Categories Articles J.K. Rowling says she left one major clue about Nagini’s backstory in ‘Harry Potter,’ long before ‘Fantastic Beasts: The Crimes of Grindelwald’ Post author By crystalg Post date March 20, 2019 Business Insider Feedburner… Tags 'Fantastic, About, backstory, beasts, Before, clue, Crimes, Grindelwald, Harry, J.K., Left, Long, major, Nagini's, Potter, Rowling, Says