[jyl]

The South has built economic ties w/ the North, which can be cut off, which will hurt the North significantly even if other countries (China) don't join in the sanctioning.

I don't see the South launching airstrikes or anything Hollywood like that. But the South is putting a lot more emphasis on anti-submarine now.

The Chosun Ilbo (English Edition): Daily News from Korea - S.Korea, U.S. Plan Joint Anti-Submarine Drill Next Month