Is Netanyahu bluffing once again?

Editor's Note: Dr. Trita Parsi is the author of Treacherous Alliance – The Secret Dealings of Iran, Israel and the United States (Yale University Press, 2007), recipient of the Council on Foreign Relation's 2008 Arthur Ross Silver Medallion and the 2010 Grawemeyer Award for Ideas Improving World Order. Dr. Parsi will be releasing his upcoming book A Single Roll of the Dice – Obama's Diplomacy with Iran (Yale University Press), early 2012.

By Trita Parsi - Special to CNN