Iran started injecting gas into centrifuges at its underground Fordow nuclear facility on Wednesday, according to state television.

The television said the gas injection was carried out in the presence of inspectors from the UN nuclear watchdog IAEA.  

Tehran says the gas injection in Fordow is the fourth step of decreasing its commitments to the 2015 nuclear agreement.  

Iran started to cut its commitments under the 2015 nuclear deal in a retaliatory move following the U.S.’ unilateral decision to withdraw from the agreement between Tehran and the five permanent members of the UN Security Council plus Germany and the

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