None of the options is particularly attractive : Strong sanctions and displays of force have already been tried , and failed to stop the latest attack . - Armstrong The North Korean attack confronts the world with difficult choices . Sanctions have failed , military action could be disastrous ; talks the least bad choice , he says . North Korea may be able to prove it 's a force to be reckoned with , Armstrong says . Talks could reveal what it will take to get us to abandon nukes , he says .
- Armstrong The North Korean attack confronts the world with difficult choices . Sanctions have failed , military action could be disastrous ; talks the least bad choice , he says . North Korea may be able to prove it 's a force to be reckoned with , Armstrong says . Talks could reveal what it will take to get us to abandon nukes , he says .