India, Jan. 11 -- Saif Ali Khan is ready to embark on a new chapter of his life in 2020, and that's not only because he is turning 50 this year, but also due to the diverse projects he has lined up. In an interview, the actor excitedly opens up on his first-ever historical role, his reunion with Ajay Devgn and how he looks back at his 27-year-long career. Excerpts:...