This video by the Capital Research Center shows that the Left often claims it’s a grassroots phenomenon – a movement by the little people, for the little people. In practice, it is nothing of the kind. The modern American Left is centered around big money hubs with millionaires and billionaires driving the agenda.
The organization has a published a detailed, four part analysis of the American Left and their money laundering operation to fund their radical causes, such as environmentalist groups.
ADDENDUM 06/01/2019: This report gives a breakdown of the entities involved, how much they circulate and the causes they finance. Leftists reel against dark money except when it benefits them.