ST. LOUIS (KSDK) - Despite the calm in Seoul, South Korea, tensions regarding North Korea are rising in Japan.
The country is increasing its defensive posture as the North Korean threats continue.
So how worried should the world be, are these real threats, or just a bluff by the country's new leader?
Dr. Tim Lomparis is a political science professor at Saint Louis University and he joined NewsChannel 5 at 5 p.m. Tuesday to talk about if this is any different from other times North Korea has made threats.
Click the video player above to hear what he had to say.