israel's concerns. >> any deal that we would possibly agree to would make the international community and especially israel safer than it is today. that's our standard. >> reporter: what does a good deal look like? supporters including the administration say a deal would restrict iran's path to a nuclear bomb and extend the time it would need to embark on a weapons program, the so-called breakout period, to a year. all while allowing the civilian program under international monitoring much like the interim agreement signed in 2013. opponent including netanyahu and some u.s. lawmakers say the only way to prevent iran from getting a nuclear weapon is to end iran's nuclear program all together particularly in light of iran's past cheating. just today, the iaea said iran still has not provided information on past efforts to research weaponization. >> we have asked questions and the questions are clear so they