Iran is indicating it is willing to curb its nuclear weapons program -- but at the UN General Assembly this week Israel is expected to warn that it considers the proposal a trap. David Sanger, New York Times chief Washington correspondent and author of  Confront and Conceal: Obama's Secret Wars and Surprising Use of American Power (Broadway, 2013), discusses the prospects for better relations between the U.S. and Iran, Syria and other international news.

"All of a sudden, diplomacy is front and center" with Syria and Iran's nuclear proposal, says @SangerNYT. UN meeting this week key.

— Brian Lehrer Show (@BrianLehrer) September 23, 2013