Tensions are escalating following North Korea's sixth and most powerful nuclear test on Sunday. The rogue nation claims it tested a hydrogen bomb capable of causing mass destruction on the US mainland. The Trump administration is responding with tough talk, while US allies are urging diplomatic measures.
South Korea launched ballistic missiles and scrambled fighter jets in a show of force, following North Korea's largest ever nuclear test.
The north claims it tested a hydrogen bomb, and declared its mission "a perfect success."
Sunday's blast at North Korea's main nuclear test site created a man-made earthquake felt in China and Russia. Scientists believe it was potentially 10 times more powerful than North Korea's last nuclear test and at least five times the explosive power of the bombs the United States dropped on Hiroshima and Nagasaki at the end of World War 2
The Trump administration is again warning North Korean leader Kim Jong Un to stop his country's nuclear program or face serious consequences.
At today's emergency meeting of the un security council - UN ambassador Nikki Haley argued for the toughest sanctions possible.
President Trump has already threatened to stop trading with any country that does business with North Korea.