WASHINGTON D.C. —FCC Chair Brendan Carr has sent a letter to the heads of PBS and NPR telling them that the FCC’s Enforcement Bureau is opening an investigation into the airing of sponsorships on public stations.

FCC’s Brendan Carr also suggests an investigation could be relevant to conservative congressional efforts to defund the public broadcasters.

Now, Trump’s FCC Chair, Brendan Carr, has sent a letter to public broadcasters NPR and PBS saying that he plans to investigate them for potentially having violated federal law. In the very same letter,