Clearly that was bias to suppress negative information about potential corrupt dealings of Joe Biden's extended family and likely him as well.
A more recent cultural example would be banning the satirical website Bablyon Bee for a joke article: https://www.forbes.com/sites/petersuciu/2022/03/21/the-babyl...
Because that contrasts with the leaderships own personal beliefs, jokes like that are a bannable offense. But, an equally crass joke about Lindsey Graham being a homosexual because of his accent by Jon Stewart would be perfectly fine: https://thehill.com/blogs/congress-blog/politics/243250-why-...