According to AP, U.N. Ambassador Nikki Haley is set to resign today and will make her annoucement in the Oval Office.

Fox News is reporting that Nikki Haley is claiming she wants to “take a break”, and will be leaving by the end of the year.

BREAKING: Nikki Haley has resigned as U.S. ambassador to the United Nations, CBS News has confirmed. She is meeting with President Trump in the Oval Office at 10:30 ET. https://t.co/pUVuCNoaKz pic.twitter.com/bndwIVjatT

— CBS News (@CBSNews) October 9, 2018

President Donald Trump tweeted that he has a “big announcement with my friend Ambassador Nikki Haley in the Oval Office at 10:30 a.m.”

Big announcement with my friend Ambassador Nikki Haley in the Oval Office at 10:30am.

— Donald J. Trump (@realDonaldTrump) October 9, 2018

Congressional and Trump administration officials told the AP that Haley plans to resign. They spoke on condition of anonymity because they weren’t authorized to speak on the record ahead of Trump’s announcement. They did not provide a reason.

White House press secretary Sarah Sanders tweeted about Haley’s meeting in the Oval Office with President Trump.

President Trump and Ambassador Nikki Haley will meet in the Oval Office at 10:30am this morning. This event will be open to the pool.

President Trump and Ambassador Nikki Haley will meet in the Oval Office at 10:30am this morning. This event will be open to the pool.

— Sarah Sanders (@PressSec) October 9, 2018

Haley was appointed to the U.N. post in November 2016.

Before she was named by Trump to her U.N. post, Haley was governor of South Carolina, the first woman to hold the post. She was re-elected in 2014.