The range of the missile has not been revealed but is said to be in line with Ukraine's international agreements.
Around 350 volunteers worked with authorities in the Japanese capital to simulate reaction to a North Korean nuclear attack.
Federal Communications Commission Chairman Ajit Pai described the error as "absolutely unacceptable."
Two missiles launched by the regime this year appear to have “definitively” brought Europe into North Korea’s range, according to a security expert
Pyongyang is a "worldwide threat" says Washington after testing a new missile which it claims can reach the continental United States.
The Pentagon said it had detected a "probable" missile launch and that it was in the process of assessing it.
Yemen's Houthi rebels said they fired the missile and that the target was the Saudi capital's King Khaled Airport
Launches conducted for land, sea and submarine-based weapons.
Iran claims to have successfully tested a new, mid-range ballistic missile, but says it is not breaching the 2015 nuclear accord.
North Korea calls the latest UN resolution unlawful and threatens the U.S. with the greatest pain it has ever suffered.
Moon Jae-in made the comments at a joint media conference with Vladimir Putin.
North Korea conducted its sixth and most powerful nuclear test to date on Sunday.
South Korea carries out live fire military drills as the UN Security Council meets
US President Donald Trump says North Korea ‘has signaled its contempt for its neighbours, for all members of the United Nations and for minimum
'I had no idea where to go', said one woman after a North Korean missile flew over the Japanese island of Hokkaido.
Alarms ring out in northern Japan alerting residents that North Korea had fired a ballistic missile over the country's Hokkaido island.
Japan warns citizens in the north of the country to take cover as Pyongyang lauches missile
China warns U.S. over North Korea
North Korean leader Kim Jong-un has delayed a decision to fire missiles toward the US-held territory of Guam.
Japan has begun moving its defence system to the west of the country after North Korea announced plans to launch ballistic missiles near the US Pacific territory of Guam.
US President Donald Trump has warned North Korea that his 'fire and fury' comment over the country's development of nuclear weapons may not strong enough.
The Korean Central News Agency released pictures of new stamps that were issued in celebration of the successful launch of the "Hwasong-14" intercontinental ballistic missile.
Japan says a missile from North Korea may have landed in waters off its coast.
A urgent meeting of the Japanese National Security Council has been
North Korea's latest missile could reach Alaska say experts - Urgent Security Council meeting called
North Korea says it has successfully test fired a long-range intercontinental ballistic missile.
Ordered and supervised by leader Kim Jong
North Korea has fired what appears to have been several land-to-ship missiles off its east coast.
It’s the latest in a series of missile tests