President Ram Nath Kovind has met actors Ranbir Kapoor and Alia Bhatt on the sets of their upcoming film "Brahmastra" in Sofia, Bulgaria. A string of photographs of the actors with Kovind and Bulgarian President Rumen Radev was shared on the official Twitter account of the Indian President. The film also stars Amitabh Bachchan and Nagarjuna. This will be the first time Amitabh will be seen working with Alia and Ranbir.