The US is to make "representations" to Westminster over the Green Party’s controversial adoption of a policy branding Zionism as racism, Washington’s top adviser on antisemitism has said. Special envoy Ambassador Rabbi Yehuda Kaploun suggested Zack Polanski's party was being hypocritical in adopting the policy. Mr Kaploun indicated this amounted to antisemitism under the definition of the International Holocaust Remembrance Alliance (IHRA), sign…