PBS and NPR said they comply with FCC underwriting guidelines after the Trump-appointed FCC chairman warned they could be violating federal law by airing commercials.

Brendan Carr, the new head of the Federal Communications Commission under President Trump, says the public broadcasters are being investigated for allegedly running commercials.

New FCC Chairman Brendan Carr has ordered the agency to launch an investigation into underwriting sponsorship announcements that air during PBS and NPR programming, suggesting that they may cross the line “into prohibited commercial advertisements.

Brendan Carr, the Federal Communications Commission’s new chairman, on Wednesday ordered an investigation into the sponsorship practices of NPR and PBS member stations.

FCC chair, Republican Brendan Carr, reportedly sent a letter to NPR and PBS announcing the launch of an investigation into potential airing of 'prohibited commercial' ads.

The Chairman of the FCC is looking into sponsorship spots aired on PBS and NPR member stations. This article, FCC Chairman Carr probes sponsorships at NPR, PBS stations, was first published at The Desk.

Brendan Carr, the Trump-allied chairman of the Federal Communications Commission, sent a letter this week to the heads of NPR and PBS announcing an investigation into the public outlets for airing sponsorships,

The investigation will revolve around NPR and PBC airing sponsorships across their 1,500-plus member stations, FCC Chairman Brendan Carr said.