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

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 ...

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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 ...

David Muir and George Stephanopoulos have reportedly been at odds for months, over their seniority at ABC news.

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).

Pres. Trump participates in meeting with NATO Secretary General Rutte HAPPENING NOW: Pres. Trump participates in a meeting ...

Lester Holt's ratings rival David Muir has paid tribute to the outgoing NBC Nightly News anchor in a glowing tribute post. The host of ABC World News Tonight penned the homage Monday ...

Trump threatens 200% tariff on EU champagne, other alcohol products ABC News’ Alexis Christoforous reports on the ...

ABC's World News Tonight anchor David Muir shared a message celebrating NBC anchor Lester Holt following news of his departure from NBC Nightly News, ...

You’ve heard the controversy about how David Muir used clothespins to tighten his coat so he looked more fit during LA fire coverage. OK?