Joe Biden picked a number of people for top Cabinet and White House posts on Monday, including Antony Blinken to be secretary of state, Jake Sullivan as national security adviser and Avril Haines as director of national intelligence, his transition team said.

Former U.S. Secretary of State John Kerry will act as "climate czar," while Alejandro Mayorkas will be nominated for homeland security secretary and Linda Thomas-Greenfield for U.N. ambassador, the team said in a statement.

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Blinken emerges as top pick for Biden's secretary of state