SEOUL (Reuters) - North Korea said on Tuesday it will stop disabling its nuclear facilities and consider restoring the Yongbyon reactor that can make material for atomic bombs, accusing the United States of violating a disarmament deal.

'We have decided to immediately suspend disabling our nuclear facilities,' the North's KCNA news agency quoted a foreign ministry official as saying.

'This measure has been effective on August 14 and related parties have been notified of it,' the official said. ....