NEW YORK — An old friend of Donald Trump testified as an expert witness for the defense team Tuesday in the former president’s Manhattan fraud trial, telling the courtroom that property valuations are more an art than a science. Steven Witkoff, the chairman and CEO at Witkoff, a real estate developing and investing firm, was called in to testify about both the Trump Building at 40 Wall St. and Trump’s golf resort in Florida. However, Manhattan Supreme Justice Arthur Engoron ruled that Witkoff would be allowed to testify only about the 40 Wall St. property. The direct examination stopped abrupt...

Arthur Engoron