U.S. President Donald Trump announces that Homeland Security Secretary Kirstjen Nielsen is leaving the administration. Customs and Border Protection commissioner Kevin McAleenan will serve in her stead until a new secretary is confirmed by Congress.
U.S. President Donald Trump nominates U.S. Ambassador to Canada Kelly Knight Craft to be the new U.S. Ambassador to the United Nations.
State Department spokesperson Heather Nauert withdraws from consideration for the U.S. ambassador to the United Nations nomination. Jonathan Cohen has been serving in that position since January 1, 2019, following Nikki Haley's resignation.
The U.S. Senate votes to confirm Trump nominee William Barr as United States Attorney General with a vote of 54–45.
U.S. President Donald Trump nominates William Barr to be the new United States Attorney General, a position he held under George H. W. Bush from 1991 to 1993. Heather Nauert, a former journalist and the incumbent Spokesperson for the United States Department of State, is proposed as U.S. Ambassador to the United Nations.