The laziest form of political discourse: "The source I disagree with is always Fake".
Who do you hold up as the ultimate arbiters of truth?
They've all been proven wrong (if I'm charitable) repeatedly.
No wonder the American people no longer trust the corporate news.
Americans' trust in the media to report the news fully, accurately and fairly remains near the historical low, with sharply differing views among partisans.
news.gallup.com
You've already lost the argument.
The attempt to holistically delegitimize an opinion based solely on the source it is derived from, is dead in the water.
Cling to it at the expense of your own credibility.