The 15 members of the UN Security Council are expected to begin closed-door talks on North Korea in the coming minutes.
The scheduled meeting in New York is to discuss a draft resolution that would sanction the country for its third nuclear test last month.
UN diplomats have told Reuters new agency they expect to vote on the draft resolution by the end of this week, although it could face opposition from China.
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Dan Evans, who is currently ranked third in the UK men's rankings and 50th in the world, said: "I made a mistake and I must face up to it."