Despite a final report on the sinking of the South Korean vessel in March, doubts persist.
In its final report on the sinking of its naval vessel ROKS Cheonan, the South Korean government puts the blame squarely on North Korea. But many questions remain unanswered.
United States fail to press the advantage in the Cheonan incident.
Two respected Korean-American researchers suggest there may have been a rush to judgment on the sinking of the Cheonan.
Did North Korea really have anything to do with the sinking of the Cheonan?
If we want to prevent any future Cheonans, we need to sit down with North Korea.