this is the live stream for Celebration 2017 - https://www.youtube.com/watch?v=xgxO6mQI9k0

hopefully it’ll show ‘The Making of Rogue One: A Star Wars Story’ which starts at 1.30pm ET time

(http://www.starwarscelebration.com/en/Events/Panels-Screenings/Friday/?rpp=12&so=4#search=so%3D4%26rpp%3D12%26startRecord%3D13)

The Rogue One video channel from the Star Wars Youtube Page (currently 28 videos - though more Rogue One related videos are in other categories, ie ‘Go Rogue’ and ‘Movie Trailers’ etc):-

https://www.youtube.com/playlist?list=PL148kCvXk8pDWYE9q9cNdux5JFmu80kN8

https://www.youtube.com/user/starwars/playlists

http://www.starwars.com/news/category/rogue-one