The battle for Tamil Nadu's Tuticorin will be closely watched. Dravida Munnetra Kazhagam's (DMK) Kanimozhi is contesting against BJP's Tamil Nadu president Tamilisai Soundararajan.
CNBC-TV18's Election Caravan, which has been in Tuticorin for a greater part of the week, finds that the anti-Sterlite sentiment in the constituency will be one of the biggest campaign points this time, reports Jude Sannith.