What North Korea thinks about the USA and its allies

[RussiaPrussia]

http://www.youtube.com/watch?v=jGxbOVscHPs

[Fortis in Arduis]

I posted this first, but I do not know if I believe it to be authentic. Why would the professor's face be obscured? What does it say on the facebook page?

[Pongi]

Video is not available