A vice premier for education reportedly appeared to fall asleep during a meeting with Kim Jong Un.
The sanctions are the first to target Kim Jong Un by name.
U.S. and South Korean officials said that one failed over the Sea of Japan.
The country called Obama a "nuclear war lunatic."
A U.S. think tank said the country could be readying another test based on satellite images.
North Korea's foreign minister said the country is "misrepresented."
North Korea has upped its military activity in recent weeks.
Friday's launch is the latest in a long line of missile tests this year by Pyongyang.
Obama has a series of meetings with Asian leaders in Washington on Thursday.
The four-minute video uses computer animation to depict a ballistic missile hitting Washington.
The meeting comes amid growing concerns about North Korea’s nuclear program.
The student confessed to trying to steal a political banner.
U.S. and South Korean officials condemned the missile testing.
Two countries involved in naval exercise, despite South China Sea tensions
"There are many positive aspects to the Trump’s 'inflammatory policies,' " the editorial said.
A senior North Korean official says Trump is giving "propaganda" to voters.
Obama said the U.S. does not want to take chances with Kim Jong-un, whom he described as “...
North Korea's foreign minister proposed a deal with the U.S.
North Korea announced this week that it has blocked access to Facebook and Twitter, according to...
Official says idea “flies in the face of decades of bipartisan national security doctrine.”
Trump said it may be better for South Korea to have nuclear weapons to defend itself.
Kim Dong Chul, 60, admittted to "unpardonable espionage" against North Korea's government.
A defense official said two missiles were launched into the Sea of Japan.
North Korea raised tensions after a series of rocket tests.