Amnesty International has called on the US to “urgently” provide humanitarian aid to least 8,000 displaced Syrians at the Rukban refugee camp on the border with Jordan and Iraq. The global rights group said in a press release that the Syrians at the Rukban camp for internally displaced people do not have access to sufficient food, clean water, or healthcare. “The already dire humanitarian situation at the camp has deteriorated sharply in recent months after the Syrian government tightened the siege it has imposed on the territory around the camp since 2015, setting up checkpoints that have blo…