About $1 billion in anonymous contributions is coursing through midterm races across the country. Figuring out where the funds are coming from is no easy task.
Related stories
Colts Pro Bowler Puts Front Office on Notice After Dismal Titans Loss
Trump Defends Plans to Ease Russia Sanctions and Hints at a Hostage Deal
Republicans Call for Investigation Into Ukraine Starlink Disruption
Colts Fans Send Loud Message to GM Chris Ballard After Titans Embarrassment
Trump unveils plan to transform historic DC golf course as judge tees off
Democrats Lead GOP on 11 of 12 Major Issues Ahead of Midterms: Poll