A handout photo made available by Iranian Foreign Affairs Minister Mohammad Javad Zarif's Twitter account on 7 December 2019 shows Zarif (L) and Iranian researcher Masoud Soleimani sitting inside an airplane at an undisclosed airport in Switzerland. EPA
A handout photo made available by Iranian Foreign Affairs Minister Mohammad Javad Zarif's Twitter account on 7 December 2019 shows Zarif (L) and Iranian researcher Masoud Soleimani sitting inside an aShow more

Tehran says US is holding 20 Iranians and it's ready to swap