America's top diplomat has left the White House.
Rex Tillerson, the former CEO of ExxonMobil, is no longer the U.S. secretary of state.
President Donald Trump has nominated CIA director Mike Pompeo as his replacement.
He's a former Kansas Congressman and Tea Party activist, as well as a former lawyer and former editor of the Harvard Law Review.
This comes a few days after Trump announced that he is going to meet North Korean dictator Kim Jong-un.
In mid-January, Tillerson was in Vancouver meeting with Foreign Minister Chrystia Freeland and other western diplomats to discuss ways to respond to the North Korean nuclear program.
In the past, there have been reports of clashes between Tillerson and Trump, including one story that he called the president a moron.
Tillerson refused to confirm this when asked about it on CNN.
It comes as an election campaign is underway in the 18th congressional district in Pennsylvania.
Polls suggest that the Democrats have a good chance of taking the seat, which has been held by the Republicans since 2003.