Reuters World News Highlights

COPENHAGEN/OSLO – U.S. President Barack Obama urged world  leaders yesterday to break the deadlock at climate change  talks in Copenhagen, even though many nations accused the United  States of lacking ambition.

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SEOUL – The U.S. envoy for North Korea failed to secure a  firm commitment from the isolated state to resume nuclear  disarmament talks but said yesterday he had won assurances  that Pyongyang supports the languishing deal.

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BAGHDAD – Delayed elections in Iraq and a bloody attack this  week will not derail U.S. troop withdrawal plans, U.S. officials  said as Defense Secretary Robert Gates flew into Baghdad to meet  Iraqi leaders.

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UNITED NATIONS – The United States, Britain and France  warned Iran yesterday that it may face new sanctions over its  nuclear program, but Russia and China hinted that they were not  convinced more punitive steps were needed.