Latest rumors on the internets is that the Russians contributed millions to ALL of the candidates running for president and their PACS. Yes, including Hillary. No, not Bernie, he's jewish. McConnell's PAC received $2 million from Russian oil company linked to Putin.
That's only half of it. We won't truly drain the swamp until we make lobbying illegal. It's basically just legal bribery. Take away campaign finance, or severely limit it.