A British Royal Navy ship (L) patrols near supertanker Grace 1 suspected of carrying crude oil to Syria in violation of EU sanctions after it was detained off the coast of Gibraltar on July 4, 2019. – Authorities did not say where the oil came from but specialised shipping trade publication Lloyd’s List said the Panamanian-flagged tanker was thought to be transporting crude from Iran. (Photo by JORGE GUERRERO / AFP) (Photo credit should read JORGE GUERRERO/AFP/Getty Images)