ABC took the extraordinary step of suing the FCC this week, challenging its investigations and regulatory crackdowns as not merely bureaucratic overreach but part of a Trump administration retaliatory campaign in violation of the First Amendment. The case has the potential to be a major legal showdown over the FCC‘s authority and free speech, if it ever gets to that point. Deadline’s Ted Johnson breaks down the arguments from both sides — ABC says it is battling for its protected expression, the agency says its actions are part of its regulatory mandate — and what’s at stake.