
British opposition Conservative party leader David Cameron addressing supporters and local business people in Kennington Business Park, South London, Britain, 19 April 2010. The election campaign has regain interest in the public after latest polls show the leaders of the three main parties very close to each other. EPA/FELIPE TRUEBA

British opposition Conservative party leader David Cameron addressing supporters and local business people in Kennington Business Park, South London, Britain, 19 April 2010. The election campaign has regain interest in the public after latest polls show the leaders of the three main parties very close to each other. EPA/FELIPE TRUEBA

British Conservative party leader David Cameron gestures after drinking water during his speech addressing supporters and local business people in Kennington Business Park, South London, Britain, 19 April 2010. The election campaign has regain interest in the public after latest polls show the leaders of the three main parties very close to each other. EPA/FELIPE TRUEBA

British opposition Conservative party leader David Cameron addressing supporters and local business people in Kennington Business Park, South London, 19 April 2010. The election campaign has regained interest in the public after latest polls show the leaders of the three main parties very close to each other. EPA/FELIPE TRUEBA

British opposition Conservative party leader David Cameron addressing supporters and local business people in Kennington Business Park, South London, 19 April 2010. The election campaign has regained interest in the public after latest polls show the leaders of the three main parties very close to each other. EPA/FELIPE TRUEBA

British opposition Conservative party leader David Cameron during his speech addressing supporters and local business people in Kennington Business Park, South London, 19 April 2010. The election campaign has regain interest in the public after latest polls show the leaders of the three main parties very close to each other. EPA/FELIPE TRUEBA

British opposition Conservative party leader David Cameron addressing supporters and local business people in Kennington Business Park, South London, 19 April 2010. The election campaign has regained interest in the public after latest polls show the leaders of the three main parties very close to each other. EPA/FELIPE TRUEBA