The Group of Seven leaders are set to pledge at their summit in Hiroshima later this week to bolster the regime established by the Nuclear Non-Proliferation Treaty to promote disarmament, a diplomatic source said Tuesday.The commitment in an outcome document will highlight the importance of nuclear countries disclosing their capabilities and continuing efforts to reduce the number of weapons, while positioning the NPT as the foundation for non-proliferation, the source said.Nuclear disarmament is expected to be discussed at a session on the first day of the three-day summit through Sunday i…READ FULL ARTICLE