Iranians celebrate, Obama hails 'historic' nuclear framework

(Reuters) - Iranians celebrated in the streets after negotiators reached a framework for a nuclear accord and U.S. President Barack Obama hailed an "historic understanding", but senior global diplomats cautioned that hard work lies ahead to strike a final deal.

World powers, Iran to activate landmark nuclear deal after IAEA nod

VIENNA/BRUSSELS: Iran has halted its most sensitive nuclear activity under a ground-breaking deal with world powers, a confidential U.N. atomic agency report reviewed by Reuters on Monday showed, paving the way for the easing of some Western sanctions.