Watch the man and woman to Biden's immediate right.
He can't stay awake, she goes into a total zombie stare.
http://www.youtube.com/watch?feature=player_embedded&v=s26_4JIYXxs
He can't stay awake, she goes into a total zombie stare.
http://www.youtube.com/watch?feature=player_embedded&v=s26_4JIYXxs