Daniel Pipes says the Biggest Threat to America is... the LEFT

[youtube https://www.youtube.com/watch?v=hHum5De3aag&w=584&h=359]

Daniel Pipes is an expert on Islam and the Middle East.  He has been named one of Harvard's 100 Most Influential Living Graduates.  He is President of The Middle East Forum.  I would have expected him to say the radical Islam (a topic he has written books about) is the biggest threat to America.  But he says it is liberals - the Left - that is the biggest threat.

Watch the interview above.