Command Post: "Does the U.S. Always Need an Enemy?"

Wrapping up our discussion on China, we're wondering if the U.S. has some innate compulsion to find a foe. If so, is it prudence or panic? We tackle the issue with Patrick Cronin, director of the Asia-Pacific Security Program at the Center for a New American Security, and David Finkelstein, director of China studies at the U.S.-backed Center for Naval Analyses. CNAS president John Nagl joins me in the questioning.