How retired Justice Stevens would change the constitution - YouTube
https://www.youtube.com/watch?v=MeNSDzdEE9I
McCutcheon v Federal Election Commission
https://www.oyez.org/cases/2013/12-536
McCutcheon v. FEC - Wikipedia
https://en.wikipedia.org/wiki/McCutcheon_v._FEC
The 'McCutcheon' decision explained — more money to pour into political process – Center for Public Integrity
https://publicintegrity.org/politics/the-mccutcheon-decision-explained-more-money-to-pour-into-political-process/