TOKYO -- With Joe Biden due to take the oath of office as the 46th president of the U.S. next month, North Korea's supreme leader, Kim Jong Un, is likely planning his next move. It may take a while to find out what it is, but there are hints he may try to shake things up on the Korean Peninsula.
N Korea at crossroads
Is North Korea's silent leader planning a surprise for Biden?
Pundits speculate on Kim Jong Un's intentions, but sense he wants nuclear talks