Professor Entessar: Biden has not given green light to Iran to sell oil
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![Professor Entessar: Biden has not given green light to Iran to sell oil](https://cdn.tabnak.ir/files/fa/news/1403/4/3/1835574_664.jpg)
Nader Entessar, Professor Emeritus of Political Science from university of South Alabama says that there is no understanding between Tehran and Washington regarding Iran's oil sales.