The long-simmering clash between President Donald Trump and Federal Reserve Chair Jerome Powell was on full public display during a Thursday afternoon tour of the renovation site at the central bank’s headquarters in Washington,

Trump, standing alongside Powell in a matching hard hat, told reporters that construction costs for the building had gone up by almost half a billion dollars, from US$2.7 billion to $3.1 billion, leading Powell to shake his head in disapproval before saying, “I am not aware of that.”