Photos: President Rouhani meets Russian counterpart on the sidelines of SCO summit Iranian President Hassan Rouhani said that Tehran and Moscow should establish a more “serious dialogue” on the future of the JCPOA in the face of US withdrawal from the nuclear agreement. The Iranian president said this during a meeting with Russian President Vladimir Putin on the sidelines of the two-day Shanghai Cooperation Organization (SCO) summit in the Chinese port city of Qingdao on Saturday.