Iran has passed the point of no return?

Haaretz is reporting that the incoming administration of Barack (now it's okay to say his middle name) Hussein Obama wants to offer Israel a 'nuclear umbrella' to protect it against Iran (Hat Tip: Hot Air). U.S. President-elect Barack Obama's administration will offer Israel a "nuclear umbrella" against the threat of a nuclear attack by Iran, a well-placed American source said earlier this week.