Pezhkhian left Moscow for Tehran The president left Moscow for Tehran a few minutes ago after attending and giving a speech at the 8th summit of the Gas Exporting Countries Forum (GECF). During this two-day trip, in addition to participating and speaking at the 8th summit of the Gas Exporting Countries Forum (GECF), the doctor met and talked with Russian President Vladimir Putin and Sheikh Tamim bin Hamad Al Thani, Emir of Qatar.