I don't think there is anybody as corrupt as Joe Manchin, and your characterization of him as a narcissist and sociopath seems accurate to me. It may interest your readers that he's also a ... I don't even have a word for it. You may want to read about it here: https://medium.com/politically-speaking/as-if-manchin-hasnt-done-enough-harm-3ced86f4ecc3?sk=88f22a2c770edce2b8427f071e5af81e.