Iran nuclear stand-off escalates Iran has broken the international seals at the Natanz plant Iran's dispute with the UN and Western countries has deepened after Tehran resumed nuclear research. As Iran removed UN seals from equipment at Natanz facility, UN nuclear chief Mohamed ElBaradei said Tehran would start small-scale nuclear enrichment. The move was condemned by the US and European countries, which fear Iran is seeking to produce atomic bombs. Tehran denies the accusation, saying it wants to produce nuclear energy only. In a statement from the International Atomic Energy Agency's (IAEA) headquarters in Vienna, Mr ElBaradei said that as...