AP source: Biden picks LA mayor, envoy for ambassador posts

FILE - In this Jan. 18, 2008, file photo, Nicholas Burns announces his retirement at the State Department in Washington. President Joe Biden is facing a fresh challenge to his oft-repeated commitment to diversity in his administration: assembling a diplomatic corps that gives a nod to key political allies and donors while staying true to a campaign pledge to appoint ambassadors who look like America. (AP Photo/Gerald Herbert, File)

Los Angeles Mayor Eric Garcetti speaks during a news conference with House Transportation and Infrastructure Committee Chair Peter DeFazio, left, Wednesday, May 12, 2021, on Capitol Hill in Washington. (AP Photo/Jacquelyn Martin)