insurance lobby contributions

How do I know that politicians have accepted contributions from insurance and pharmaceutical lobbyists recently?
Want to know my enemies. I meant "by" Check it out, an anti-snake have stopped buying American and gave everyone a thumbs down. I did not know snakes had thumbs …
Opencongress.org Google. It is a wonderful, impartial, free site where you can track all your legislators, where your money comes from and how they are voting (or not) on the invoices.
Call ‘Em Out: Health Insurance Lobby