Federal prosecutors have identified the man they say is behind some of the world's most destructive cyberattacks. 

North Korean dictator Kim Jong Un says he wants to finalize the road map to remove all nuclear weapons from the Korean Peninsula by the end of President Trump's first term.

North Korea called out the U.S.' "shameless and impertinent behavior," according to a press release out Thursday via a foreign ministry spokesperson.

The second phase is underway of the rescue of the boys and their coach trapped in a cave in Thailand, officials said. 

U.S. and Japanese ships and aircraft searched in the Philippine Sea on Thursday for three sailors missing since a U.S. Navy aircraft crashed a day earlier. 

 An angry North Korea is lashing out again, issuing a new threat of military action against the U.S. The country's state-run media said Thursday that Americans should expect an "unimaginable strike" at an unexpected time. 

North Korea's top diplomat said Monday that President Trump's tweet that leader Kim Jong Un "won't be around much longer" was a declaration of war against his country by the United States.

North Korean Foreign Minister Ri Yong-ho told reporters on the sidelines of the U.N. General Assembly that Pyongyang might consider testing a hydrogen bomb over the Pacific Ocean after the United States widened economic sanctions against the hermit kingdom.

North Korean state radio on Tuesday announced that President Kim Jung Un planned to hold off launching missiles at Guam, while the United States said it was ready to defend the territory.

North Korea says it is “on the brink of war” with the U.S. In an interview with CBS News’ Ben Tracy, one of the nation’s senior officials has accused the Trump administration of wanting to “annihilate” his country and blamed the escalating tension on the Korean Peninsula squarely on the U.S. and South Korea. 

U.S. Olympic swimmer Ryan Lochte apologized Friday for his behavior surrounding an early-morning incident at a Rio de Janeiro gas station.

Federal police in Brazil have ordered the detention of 12 people who allegedly pledged allegiance to the Islamic State group via social media.