Iranians arrive in Vienna to seal the deal; interim agreement extended 7 days
P5+1 group of world powers and Iran agree to formally extend the terms of the interim agreement by seven days to buy time for a comprehensive deal.
The Coburg Palace in Vienna on June 30, where diplomats from Iran and world powers are meeting over a comprehensive nuclear agreement.(photo credit: MICHAEL WILNER)ByMICHAEL WILNERUpdated: