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| Version 1 | Version 2 |
|---|---|
| Nuclear N Korea is 'grave threat' | Nuclear N Korea is 'grave threat' |
| (20 minutes later) | |
| US President Barack Obama has warned that a nuclear-armed North Korea poses a "grave threat" to the world. | US President Barack Obama has warned that a nuclear-armed North Korea poses a "grave threat" to the world. |
| At a news conference with South Korean President Lee Myung-bak, Mr Obama said the US would "vigorously" pursue an end to the country's nuclear programme. | At a news conference with South Korean President Lee Myung-bak, Mr Obama said the US would "vigorously" pursue an end to the country's nuclear programme. |
| North Korea conducted an underground nuclear test on 25 May, before test firing a number of short-range rockets. | North Korea conducted an underground nuclear test on 25 May, before test firing a number of short-range rockets. |
| "Under no circumstance are we going to allow North Korea to possess nuclear weapons," said Mr Lee. | "Under no circumstance are we going to allow North Korea to possess nuclear weapons," said Mr Lee. |
| 'Break the pattern' | |
| Mr Obama said that he and his South Korean counterpart had agreed that a new UN resolution designed to halt North Korea's nuclear ambitions should be fully enforced. | Mr Obama said that he and his South Korean counterpart had agreed that a new UN resolution designed to halt North Korea's nuclear ambitions should be fully enforced. |
| And he pledged to end a cycle of letting North Korea create a crisis in order to be rewarded with concessions from the international community. | And he pledged to end a cycle of letting North Korea create a crisis in order to be rewarded with concessions from the international community. |
| "This is a pattern they've come to expect," Mr Obama said. | "This is a pattern they've come to expect," Mr Obama said. |
| "We are going to break that pattern." | "We are going to break that pattern." |
| Mr Lee was in Washington for talks with the US president. | |
| The two men also discussed a free trade deal signed by the US and South Korea two years ago. | |
| During last year's presidential election campaign, Mr Obama criticised the agreement, saying its terms were too favorable to South Korea. | |
| In their meeting in Washington, the leaders agreed to initiate working-level talks to resolve their differences. |