US officials confirmed North Korea had attempted to launch a missile near Kalma, on the country's east coast, but early reports suggest it failed.
"South Korea and the US are aware of the missile launch and to their knowledge North Korea's missile was not successfully launched," South Korea's Ministry of Defense said in a statement.
Neither the US nor South Korea have released information on what type of missile was fired, or why it failed. The US Pacific Command said it was working with partners to assess it further. Read more at CNN