they fundamentally believe that iran should have the right to have nuclear technology. people here, however, saying right now economically they simply want these sanctions to go away. that's why so many are hoping that some sort of dole will come through. and again, they're watching what mr. netanyahu says very very closely, zain. >> and the sanctions have hit the iranians hard. many thanks to our fred pleitgen and orrin lieberman. thank you both. we pressure it. we turn to moscow where a memorial service for russian opposition activist boris nemtsov is underway. you're looking at live pictures here where you see foreign diplomats and dignitaries among hundreds of mourners paying their final respects to the former deputy prime minister. >> he was gunned down while walking across a bridge near the kremlin on friday night. no one's been arrested and conspiracy theories are swirling around who is behind this killing. let's get to our senior correspondent, matthew chance now. he's been spending the morning