Georgia Gov. Nathan Deal's re-election campaign paid $1.3 million during the 2014 election cycle to a company owned by the governor's daughter-in-law.
State-focused super PACs, like their national counterparts, can route their secret donors through nonprofits.
An Ohio-based network of nonprofits and super PACs funded independent expenditures in 10 races nationwide without original sources being revealed.
In a series of blog posts, CREW examines outside groups' influence on the political landscape and their techniques for evading disclosure.
While this verdict clears up what happened on the state level, it leaves unresolved why the Department of Justice refused to prosecute Gov. Deal.