When you filter by election cycle it looks like they aren’t making any huge donations compared to their baseline. Maybe the baseline donations stop things like this, but I don’t think I’d jump to that being the clear reason.
I think the Panama papers did that for me. FTX also contributed. And there is plenty more. It’s not like we don’t have enough evidence.
I would strongly suggest following the work of one of the last bastions of real independent journalism the ICIJ:
They are a gift to society and deserve our deepest support.