David Muir was mysteriously absent from the anchor chair on ABC's World News Tonight on August 21 after the show reached a ...

David Muir to take over anchor chair in September. — -- Diane Sawyer is leaving the "World News" anchor desk and stepping into a new role where she will create innovative specials and tackle ...

He would become the permanent anchor of World News in 2006. “Choosing your next book is an investment of 10 or 12 hours or even longer. No small deal,” the former anchor added.

Muir, anchor of “ABC World News Tonight,” will be the next recipient of Arizona State University’s Walter Cronkite Award for Excellence in Journalism, the school announced Tuesday, Sept. 19 ...

David Muir made his debut as anchor of ABC's "World News Tonight" Monday evening, succeeding Diane Sawyer who signed off last week after five years on the job.