<span style="color: #222222;">The United States has imposed sanctions on a shipping network, it said was run by Iran's Revolutionary Guards. The US blammed that shipping network sold millions of barrels of oil to benefit Syrian President Bashar al-Assad.<br />''<br />''The sanctions on 16 entities, 10 people and 11 vessels by US were announced just as Iran was threatening to cut further its commitments under a nuclear deal unless the United States eases its pressure.</span><br />