President-elect Joe Biden is set to choose Antony Blinken as secretary of state. He served as deputy secretary of state and deputy national security adviser under President Obama.

US Deputy Secretary of State Antony Blinken meets with Tunisian foreign affairs minister Taieb Baccouche on April 10, 2015 in Tunis during his two day official visit to Tunisia. AFP PHOTO / FETHI BELAID (Photo credit should read FETHI BELAID/AFP via Getty Images)