Bruce Arthur: Donald Trump is taking risks with hydroxychloroquine. The stupidity is not an act

Donald Trump says he is taking hydroxychloroquine. In a slightly more sane pandemic universe, this would be a minor headline in the entertainment section of the New York Post, but instead he's the president of the United States, and CNN is forced to hold several panel discussions in which they discuss, with escalating levels of strangely fresh-eyed disbelief, that this is happening at all.