Lila Diane Sawyer is an American television broadcast journalist known for anchoring major programs on two networks including ABC World News Tonight, Good Morning America, 20/20, and Primetime newsmagazine while at ABC News. During her tenure at CBS News, she hosted CBS Morning and was the first woman correspondent on 60 Minutes. Prior to her journalism career, she was a member of U.S. President Richard Nixon's White House staff and assisted in his post-presidency memoirs. Presently she works for ABC News producing documentaries and interview specials.

ABC World News Tonight is the flagship daily evening television news program of ABC News, the news division of the American Broadcasting Company (ABC) television network in the United States. It is currently the most watched network newscast in the United States, with an average of 2 million more than its nearest rival, NBC Nightly News. Since 2014, the program's weekday broadcasts have been anchored by David Muir. As of February 6–7, 2021, Whit Johnson and Linsey Davis anchor the Saturday and Sunday editions of the newscast respectively.