President-elect Joe Biden is assembling his inner circle of advisers and Cabinet officials despite President Trump's continued dismissal of the validity of the election.

The week of Thanksgiving, Biden named key nominees for his foreign policy and national security teams, including Avril Haines as director of national intelligence. Haines would be the first woman to serve in the role if confirmed. Alejandro Mayorkas, nominee for Department of Homeland Security secretary, would be the first Latino and immigrant in that position.

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