It looks like the South Koreans do not want to pay ransom to pirates anymore.
http://www.cnn.com/2011/WORLD/asiapcf/01/21/south.korea.pirate.rescue/index.html
http://en.wikipedia.org/wiki/Operation_Dawn_of_Gulf_of_Aden
Ranb
http://www.cnn.com/2011/WORLD/asiapcf/01/21/south.korea.pirate.rescue/index.html
http://en.wikipedia.org/wiki/Operation_Dawn_of_Gulf_of_Aden
Ranb