(2nd LD) IAEA condemns N.K. nuke program, demands concrete steps for denuclearization
(ATTN: CLARIFIES time element in 2nd para; ADDS more details and background from 6th para)
SEOUL, Oct. 1 (Yonhap) -- The U.N. nuclear watchdog has adopted a resolution, condemning North Korea's nuclear weapons program "in the strongest terms" and dema