CIA Director Mike Pompeo will become the next secretary of state and Deputy CIA Director Gina Haspel will take over as CIA chief.
A senior State Department official says Tillerson learned about his firing from a tweet.
US Secretary of State Rex Tillerson issued a harsh condemnation of Russia following a nerve agent attack on a former Russian spy in the United Kingdom last week, going further than the White House's response stopping short of pinning blame for the attack on Moscow.
Administration officials are scrambling to turn President Donald Trump's surprise decision to meet North Korean leader Kim Jong Un into a reality, preparing for an unprecedented, high stakes summit with little time, an understaffed State Department and a mercurial President who may not stick to his script when the time comes.
The president said he "got along quite well" with former Secretary of State Rex Tillerson, but admits they had "a different mindset."
The dollar fell on Tuesday and share markets flinched as news broke that U.S. President Donald Trump had ousted yet another of his top team, this time Secretary of State Rex Tillerson.
US President Donald Trump's decision to meet with North Korean leader Kim Jong Un "was not a surprise in any way," US Secretary of State Rex Tillerson said Friday, less than a day after the top US diplomat said conditions were not yet ripe for negotiations with North Korea.
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