The story they reported was 100% correct, but they were still sued by the billionaire political donor that was the subject of the story. The case was eventually thrown out of court, yet it still cost Mother Jones $2.5m to defend themselves. That was enough to drive them to the brink of bankruptcy.
http://m.motherjones.com/kevin-drum/2015/10/billionaire-sued...
The story they reported was 100% correct, but they were still sued by the billionaire political donor that was the subject of the story. The case was eventually thrown out of court, yet it still cost Mother Jones $2.5m to defend themselves. That was enough to drive them to the brink of bankruptcy.