U.S. President Donald Trump is calling North Korea's leader Kim Jong Un a madman, promising to "test him like never before."
The war of words between the two appeared to escalate, as the concept of a North Korea test of a nuclear weapon in the Pacific Ocean was confirmed.
Our U.S. correspondent Priscilla Huff has an update:
IN: "Right now...
OUT: SOC
DUR: 45
***