ABC News' David Muir and Deborah Roberts are seeing a new evolution of their newsmagazine 20/20 amid big changes for the ...

David Muir and Deborah Roberts bid an emotional farewell on Friday when they revealed a big change to their 20/20 show.

David Muir was spotted in a small community near the Orlando, Fla., area. So why is he in Orlando? Here's what we know.

The cargo schooner, which sank in 1893 and only was found last year, is especially notable because of its ties to Wisconsin ...

"This is not easy. The entire industry has been challenged," Almin Karamehmedovic says The post ABC News Boss Recommits to ...

Heidi Gutman/ABC News David Muir is the anchor and managing editor of ABC World News Tonight with David Muir, the most-watched newscast in the U.S., and co-anchor of ABC’s 20/20. Muir’s ...

In a "20/20" special report, David Muir weaves together two decades-long probes. In 1988, 19-year-old Cathy Swartz was a young mother living with her fiancé Mike Warner and her 9-month-old baby ...

Veteran anchor David Muir has shared a heartfelt tribute to his long-standing colleague Lester Holt, who's recently made waves with his surprise departure from NBC Nightly News. Lester is clocking ...

David Muir has already had quite a big year, and we still have nearly three months left before it ends! Between marking milestones on the air and his moderation of the presidential debate between ...

Fellow longtime anchor David Muir was among the many journalists who shared their surprise with messages bidding Lester farewell (he will be moving to a full-time position on Dateline).