"Missiles Like These Will Start the War" by Josh Smith for Reuters

Melissa Hanham explained to Reuters how North Korea tests showcase growing capability.

"The Trump administration keeps downplaying these missiles because they are not ICBMs, but even though they can't reach the U.S. mainland, it's missiles like these that will start the war," said Melissa Hanham, a weapons expert at Datayo and ONN, which tracks international security threats.