Bill Clinton and Leon Panetta meet for a joint meeting at NATO in Brussels . Panetta says a nuclear test by North Korea would be a mistake . He wants to discuss what specific action the U.S. would take against North Korea . As a result we 're investigating the matter , and as a result of that investigation we 'll hold these people accountable . '' Clinton says it was too early to know if Kim Jong Un would follow the example of his late father .
Bill Clinton and Leon Panetta meet for a joint meeting at NATO in Brussels . Panetta says a nuclear test by North Korea would be a mistake . He wants to discuss what specific action the U.S. would take against North Korea . Clinton says it was too early to know if Kim Jong Un would follow the example of his late father .