Minister Anand Sharma on Wednesday said the Congress will field a strong candidate against Bharatiya Janata Party (BJP) prime ministerial candidate Narendra Modi from Varanasi, and added that the party will fight to win the seat with all its might.br br "We are considering some names for the Varanasi seat. Whoever is nominated from there will be a strong candidate. The party will be fighting for the seat with all its might and power," Sharma told media here.