Leadership Political Action Committees are the second-largest source of political money for sitting members of Congress. But there are few rules on how the money can be spent, effectively allowing lobbyists and other donors a back door to fund a politician's personal expenditures, including resort and travel bills. ProPublica and Flyp Media asked campaign finance experts what they thought about these "fundraising" committees. Hear what they have to say about how leadership PACs began and how they evolved into what they are today.
Edited by Krista Kjellman Schmidt
Write to Marcus Stern at .(JavaScript must be enabled to view this email address).
Want to know more? Follow ProPublica on Facebook and Twitter, and get ProPublica headlines delivered by e-mail every day.

A version of this story was co-produced with the
A version of this story was co-published with the
A version of this story was 
Unless otherwise noted, you can republish our articles and graphics (but not our photographs) for free. You just have to credit us and link to us, and you can’t edit our material or sell it separately. (We're licensed under