Bodoland Peoples Front candidate joins BJP in the midst of polls in Assam BPF is an ally of the opposition Congress in Assam, where two out of the slated three phased poll got over on Thursday. Share Via Email | A+A A- By PTI GUWAHATI: Bodoland Peoples Front (BPF) candidate Rangja Khungur Basumatary Thursday joined BJP ahead of the third phase of poll in Assam when the constituency in which he is a contestant is slated to go to the poll. Basumatary had reportedly gone missing for two days and at around midnight on Wednesday, senior BJP leader Himanta Biswa Sarma had tweeted that he had met the BPF candidate, who would join the saffron party.