She held a swearing in ceremony at the White House. She sworn in Ambassador Linda Thomas-Greenfield as the 31st United States Ambassador to the United Nations. Amb. Thomas-Greenfield became the First Black woman to hold a Cabinet-level position in President Biden's cabinet after President Biden announced that he was returning the post to Cabinet level.

Mrs. Thomas-Greenfield, a Louisiana native was President Biden and Vice President Harris' pick for President Biden's national security team and was confirmed on February 23rd by the Senate in a 78-20 vote just in time for the United States to hold the presidency of the United Nation's Security Council for the month of March. 

She is also a career foreign affairs officer with a long history of representing the United States in various African countries notably Liberia and top US diplomat in the Bureau of African Affairs.

Later in the day, Vice President Harris joined President Biden in the Oval Office to hold meeting with bipartisan House and Senate members on US Supply chain disruptions due to coronavirus. 

Among the group to join the President and Vice President were Senator John Cornyn (R-Texas), and Senator Tammy Baldwin (D-Wisconsin), Senator Rob Portman (R-Ohio); and Senator Mark Warner (D-Virginia).

Following that President Biden and Vice President Harris went to the State Dining Room where President Biden Signed executive orders on supply chains. You can read them here: The White House.

Later in the evening, Vice President Harris held another swearing in ceremony. This was held virtually with the Vice President at the South Court Auditorium of the Eisenhower Executive Office Building.

Tom Vilsack who was Iowa's former governor became the 32nd Secretary to the Department of Agriculture after a Senate confirmation with a 92-7 vote. This is the second time, Secretary Vilsack was confirmed for this post, having previously held it under the entirety of President Obama's 8 years presidency. 

Look details:

She wore her Altuzarra blue suits and trousers, Finesse Crepe Linn Blouse - White By Lafayette 148 NY. Paired with Irene Neuwirth Gumball Link Necklace.