He wrote about this on his page on Twitter.

“I want to thank John Ore for his service to our country and wish him success in future endeavors,” the statement said.

I would like to thank John Rood for his service to our Country, and wish him well in his future endeavors! https://t.co/kPA1rYCKvp

- Donald J. Trump (@realDonaldTrump) February 19, 2020

Earlier it was reported that the first deputy managing director of the International Monetary Fund (IMF), David Lipton, will resign at the end of February.