Timeline: North Korea missile launches test US, South Korea

North Korea's ballistic missile test on Monday was its ninth this year, the South Korean military says, in an ongoing challenge to new leaders in both the United States and South Korea.

North Korea fires four ballistic missiles that fly about 1,000 kilometers (620 miles).

South Korean and U.S. officials say a North Korean midrange ballistic missile, presumably a KN-17, failed shortly after launch.

Trump calls North Korean leader Kim Jong Un "a pretty smart cookie" in a U.S. television interview for being able to hold onto power after taking over at a young age.

Moon's government says it will allow a South Korean civic group to contact North Korea to help fight malaria.

South Korean and Japanese officials say North Korea fires a short-range ballistic missile that lands in Japan's maritime economic zone.