"Fake news" has become ubiquitous as a signal to a politician's supporters to ignore legitimate reporting and hard questions, and as a smear of beleaguered and dwindling local press corps, AP's Ryan Foley writes.
Why it matters: Experts on the press and democracy say the cries of "fake news" could do long-term damage by sowing confusion and contempt for journalists and by undermining the media's role as a watchdog organization.