Glued even more than usual to the cable news shows that blare from the televisions in his private living quarters, or from the 60-inch flat screen he had installed in his cramped study off the Oval Office, he has fumed about "fake news." Trump has seethed as his agenda has stalled in Congress and the courts. He has chafed against the pleas for caution from his lawyers and political advisers, tweeting whatever he wants, whenever he wants.