Transcript for North Korea launches yet another missile

As the president tries to build bridges in the middle East, North Korea is launching a new missile. The latest provocation in that advancing threat. Here's Bob woodruff. Reporter: North Korea acting in defiance of international warnings. Today's test an apparent attempt to make their launches faster and harder to detect. The medium range missile traveling 310 miles before plunging into the sea between North Korea and Japan. A shorter distance than last week's long range rocket that came within just 70 miles of Russia. We can expect a greater frequency of testing of these missiles as they try to make them operational. Reporter: This was the eighth missile test since president trump took office and came just hours before his address on terror in Riyadh. North Korea's leader Kim jung-un has made no secret of his nuclear ambitions. Just this week holding a lavish parade honoring the creators of his latest weapons. At some point they're going to develop a capability that will be able to reach the continental United States. Reporter: Now, the white house acknowledged the test. And the south Korean president held an emergency meeting in response to the latest provocation. Tom? Bob, thank you. Now to the extraordinary images coming in here at home.

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