No sign of breakthrough in U.N. nuclear chief's Tehran talks
2012/05/21 15:13:49 @Reuters: World News
VIENNA/DUBAI (Reuters) - The U.N. nuclear watchdog chief held talks in Tehran on Monday ahead of a meeting between major powers and Iranian officials this week, but there was no immediate sign of a breakthrough in the tense confrontation over Iran's nuclear programme. [ VIEW FULL COVERAGE @Reuters: World News ]