Complete the following sentence: The organizers of renamed Patna International Film Festival (PIFF) launched a pre-festival campaign on March 22, 2015, in several districts of Bihar. ••••••••••••••••••••••••••••••••••••••••••••••••
1971 Bangladesh war. Popular actors like Raima Sen, Riddhi Sen, and Pawan Malhotra, as well as director Mritunjay Devavrat, were present.<unk> Popular actors like Raima Sen, Riddhi Sen, and Pawan Malhotra, as well as director Mritunjay Devavrat, were present.