As crowds gather in Tehran, Iran's Supreme Leader offers strong backing to President Hassan Rouhani's push for nuclear negotiations.<br/> <br />Ayatollah Ali Khamenei's comments will help shield Rouhani, who has sought to thaw relations with the West<br/> <br />SOUNDBITE: Iran's Supreme Leader Ayatollah Khamenei saying (Farsi):<br/> <br />"No one should consider our negotiators as compromisers. This is wrong. These are our own children, the offspring of the Islamic Revolution.."<br/> <br />Iran will resume negotiations with six world powers, including the United States, in Geneva Thursday. The talks are aimed at ending a standoff over its nuclear work that Tehran denies is weapons-related.<br/> <br />Hardline factions have resisted calls from moderate forces to drop the "Death to America" chant, often heard at Friday prayers throughout Iran.<br/> <br />Khamenei says while he is not optimistic about the outcome of talks -- he sees no downside to holding the negotiations.<br/> <br />Rouhani hopes a deal there will mean a
