A policeman keeps watch as voters stand in a queue to cast their ballot at a polling booth at Champashari village on the outskirts of the eastern Indian city of Siliguri April 30, 2009. Millions of Indians began voting in the third round of a general election on Thursday in several states seen as key to the Hindu-nationalist Bharatiya Janata Party's bid to win power from the Congress-led ruling coalition. REUTERS/Rupak De Chowdhuri (INDIA POLITICS ELECTIONS)