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Paul Manafort, the former Trump campaign chairman indicted on money laundering and other charges, filed a lawsuit challenging the broad authority of special counsel Robert Mueller and alleging the Justice Department violated the law in appointing Mueller. CNN's Evan Perez reports.

Two recently elected senators who were sworn into office Wednesday -- Doug Jones of Alabama and Tina Smith of Minnesota -- have one thing in common.

Just when you think nothing Donald Trump does can surprise you, this happens.

Three vice presidents will be on Capitol Hill Wednesday as two new Democratic senators are sworn in.

The frigid temperatures that ushered in 2018 across the United States aren't going away anytime soon.

US Ambassador to the United Nations Nikki Haley issued a stern warning to North Korea on Tuesday, saying the US "will never accept a nuclear North Korea."