They are hard-line socialists and as good authoritarian socialists they want to control and regulate every aspect of the daily life.
This has nothing to do with "fake news" but with media regulation and opposition strangulation. During the last year election period the Constitutional rights of freedom of speech were lifted to avoid "fake news" during the process. The result: only conservative/right content was censored. Real facts like President Lula association with dictators (for example Nicaragua's Ortega) was censored.
The West supported Lula strongly during election and now is slowly realized the huge mistake this was. Lula supports China and Russia, hates the US and dreams of a Great Motherland uniting all South America countries into a big latino socialist republic...