The point is that Sinclair is very pro-Trump, to the point that all affiliates nationwide are forced to run pro-Trump editorial content while CNN publishes things Trump doesn't like.
The FCC always does the wrong thing. After eight decades of constant efforts to retard progress and competition in media and radio technology, we can't really be surprised now. I for one am not sad to see other regulators attempt to pick up the slack. I'd certainly like to see a more active FTC, for example.