WASHINGTON — Guest lineups for the Sunday news shows:

ABC's "This Week" — Alex Azar, health and human services secretary; Sens. Dick Durbin, D-Ill., and Mike Braun, R-Ind.

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NBC's "Meet the Press" — Dr. Deborah Birx, coordinator of the White House coronavirus task force; Sen. Joe Manchin, D-W.Va.; Gabriel Sterling, voting system implementation manager in the Georgia secretary of state's office.

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CBS' "Face the Nation" — Christopher Krebs, former director of the Cybersecurity and Infrastructure Security Agency; Dr. James Linder, CEO of Nebraska Medicine; Chicago Mayor Lori Lightfoot; Moncef Slauoi, leader of the U.S. coronavirus vaccine program known as Operation Warp Speed.