Seoul's main envoy on the nuclear issue, Wi Sung-lac, is scheduled to meet with his Russian counterpart in Moscow later this week.

VOA: standard.2009.06.22

Ambassador Stephen Bosworth met Monday with South Korea's six-party talks negotiator Wi Sung-lac ahead of his trip to North Korea on Tuesday.

VOA: standard.2009.12.08

Bosworth has been in the South Korean capital since Friday, holding meetings with officials including chief South Korean nuclear negotiator Wi Wung-lac and Unification Minister Hyun In-taek.

VOA: standard.2009.09.06