The Bharatiya Janata Party's bypoll win in four of the six seats it contested has invigorated the party ahead of assembly polls in Gujarat and Himachal Pradesh.
Narendra Modi could be in for a tough fight in Varanasi with the Congress declaring its resolve to put up a formidable candidate against the Bharatiya Janata Party's PM nominee in the Lok Sabha polls and ruling out support to the Aaam Aadmi Party's Arvind Kejriwal.