In 1993, KIRO in Seattle ditched its traditional desk-based set and adopted a state-of-the-art open set that combined the station's radio and TV operations and had the assignment desk -- or "Command Center" as it was called -- at its heart. Instead of sitting at their desks, the anchors delivered the news standing up and walking around the set.
Here is how the new set and format were introduced to viewers just before the launch -- go to the 3:30 mark:
KIRO's bold experiment was a ratings failure, and the station adopted a more traditional format just six months later.
Here's a 2017 article about the failed format: https://mynorthwest.com/545326/remembering-seattles-news-out-of-the-box/
(Thanks to Samantha and sfomspphl at TVNewsTalk.net)