Mainstream media has been caught spreading outright falsehoods about the Iran conflict, from fabricated damage reports to mistranslated official statements, and the FCC is right to put broadcasters on notice. Public airwaves come with a legal obligation to serve the public interest, and trust in legacy media has cratered to a historic low of just 9%. Fake news isn't a free speech issue — it's a breach of the public trust that broadcasters were licensed to uphold.