Bloomberg | Jack Farchy�and�Dina Khrennikova:�The world�s top oil trader said it will be near impossible to avoid U.S. sanctions on Iran, suggesting Donald Trump�s attack on OPEC�s third-largest producer may have a bigger impact on the global crude market than many anticipate.

�For us it�s a real challenge,� Vitol Group Chairman Ian Taylor said on Friday at the St. Petersburg Economic forum, adding there are unanswered questions about Europe�s response, and whether the European Central Bank will �stand up� to Trump�s measures. "I personally think none of us will be able to get around it.�



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