News: World Obama tells UN "time is not unlimited" to resolve Iran nuclear dispute through diplomacy September 25, 2012 | Modified: September 25, 2012 at 11:32 am Leave a comment UNITED NATIONS (AP) — Obama tells U.N. "time is not unlimited" to resolve Iran nuclear dispute through diplomacy. Sign Up for the Daily E-dition newsletter! Please enter your email address below to begin receiving the Daily E-dition newsletter. You must enter a valid email address in the field above! Thank you for signing up for the Daily E-dition newsletter! You should receive your first newsletter very soon. We're sorry, there was an error processing your newsletter signup. Please click here to visit our Newsletter Signup Center to register for this newsletter.