Just 15 groups responsible for more than 75% of dark money campaign spending

Common Dreams -Just 15 groups were responsible for more than 75 percent of dark money political spending from 2010 to 2016, and together poured more than $600 million—out of a total of $800+ million—into campaigns in the wake of the landmark Citizens United case, according to a new analysis from Issue One, a nonpartisan nonprofit that advocates for stricter campaign finance rules.