CBS NewsIran nuclear talks come down to final weekendCBS NewsIran's chief nuclear negotiator Foreign Minister Javad Zarif is urging all parties to work together to broker a deal so that they can all move on to focus on their common enemy of "violent extremism and barbarism." "The menace we're facing - and I say ...Iran nuclear talks in endgame, negotiators push on sticking pointsReutersIranian foreign minister raises prospect of joint action against Islamic StateThe GuardianIran to US: Nuke Deal Could Result in Joint CooperationABC NewsWall Street Journal -Toronto Star -Bloombergall 592 news articles »