The Washington Post has published an extensive and frightening story about how almost one year into his presidency, Donald Trump continues to reject the evidence that Russia committed a covert assault on American democracy and supported his run for the White House. “The result,” the paper writes, “is without obvious parallel in U.S. history, a situation in which the personal insecurities of the president — and his refusal to accept what even many in his administration regard as objective reality — have impaired the government’s response to a national security threat.”