S. Korea's Unification Minister Due in US
Unification minister due in U.S. for talks on N. Korea
Unification minister visits U.S. for N.K. policy coordination
Unification minister to discuss N. Korea policy in U.S.
Engaging North Korea: Calls for Leadership
Chinese pressure is key to North issue: Campbell
[Video] Two Koreas must "unclog communication channel": Unification minister
Minister pushes inter-Korean meeting
Smaller group needed to deal with N. Korean nuke: Campbell
Seoul calls for N.K. to accept dialogue offer