All the political parties are busy making their own fortifications for the assembly elections in all five states. Voting has been done in Goa and Punjab, while in Uttar Pradesh the three-phase battle has been completed. From BJP to SP and other parties, all are engaged in a huge election campaign war in UP. Bharatiya Janata Party's national president Jagat Prakash Nadda has an exclusive interview with Aaj Tak. Watch this complete video.