Arvind Kejriwal, dressed in white half-sleeved shirt and Aam Aadmi topi and flanked by top leaders of his party and his parents, has set out to file his nomination papers in a massive roadshow in Varanasi, Uttar Pradesh. He has challenged the BJP's Narendra Modi in what is pegged as the most keenly watched contest of this general election. Mr Kejriwal described it as "his life's crucial struggle."
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