The United States ramped up pressure on Iran on Wednesday, with President Donald Trump threatening more strikes and the Treasury Department slapping fresh sanctions on entities that it says “have supported weapons procurement” on behalf of Tehran, including some in China and Hong Kong. “We hit them hard yesterday and we’re going to hit them again hard today,” Trump told reporters at the White House on Wednesday. “We’ll see what happens with the deal. We’re really close to a deal but they keep...