North Korea’s strategic arsenal

North Korea says it will continue to co-operate with the United States on ending its nuclear program and agrees that stalled talks need to resume. The country’s foreign ministry said Pyongyang would work with Washington to “narrow remaining differences”. In June, the UN Security Council voted to impose tougher sanctions on communist North Korea, following a nuclear test carried by the North Koreans in defiance of previous UN resolutions.

Iran ‘concealed nuclear facility’

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Iran has been accused of concealing a second uranium enrichment plant in defiance of international calls for transparency over its nuclear plans. The US, UK and France demanded UN inspectors be given immediate access to the facility. Iran revealed the existence of the plant to the UN watchdog, saying it was not yet operational and would only be used for nuclear energy. Tehran has previously acknowledged it has one enrichment plant, at Natanz (pictured in AP photo). Katy Clark reports.

• BBC coverage
• Iran’s key nuclear sites
• Background Brief: Nuclear Standoff with Iran