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 .
Hillary Clinton and Leon Panetta sit for a joint interview at NATO in Brussels . Panetta says a nuclear test by North Korea would be a provocation . He refused 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 will follow the lead of his late father .