Poland's Prime Minister Donald Tusk (R), leader of ruling centre-right Civic Platform (PO), and his daughter Katarzyna look at a child casting a ballot at a polling station in Warsaw October 9, 2011. Poles are voting in a parliamentary election on Sunday, likely to give the ruling centre-right Civic Platform four more years in power to press on with gradual economic reforms and closer ties with the European Union. [Photo/Agencies]