the finger part 3 (the bird)

Did Joe Biden Give Paul Ryan the Finger in Vice Presidential Debate?!
http://www.youtube.com/watch?v=CzGbCH7xiIA&feature=em-share_video_user

So. Yes. Eastwood gave the throat cut sign to Obama (see part 2) and Biden gave the bird to Ryan.

And yet every media network would have you believe that the empty chair prop is the object of interest.

The empty chair is likely a "manufactured theme." Heard the term just today on Meet the Press.