text: N.Korea Blast Unlikely to Have Been Atomic-S.Korea Minister  SEOUL (Reuters) - A huge blast three days ago in North  Korea was unlikely to have been a nuclear weapons test, South  Korea's unification minister said on Sunday.
inputs: N.Korea Blast Unlikely to Have Been Atomic-S.Korea Minister  SEOUL (Reuters) - A huge blast three days ago in North  Korea was unlikely to have been a nuclear weapons test, South  Korea's unification minister said on Sunday.