It WAS a Ditka bobblehead! Someone else noticed it as well. But why did he remove it? Did it imply favoritism? No one believes that Goodell favors the Bears. He's a NY/NE advocate to the core.
https://www.masslive.com/patriots/20...d-vautour.html
"Astute fans with either good eyes or a big screen noticed a Mike Ditka bobblehead on Roger Goodell’s bookshelf."