Beyond the ‘Gins-burn’: The documentary ‘RBG’ shows the formidable soft power of Ruth Bader Ginsburg

No other Supreme Court justice, living or dead, has had a hold on the American popular imagination like Ruth Bader Ginsburg. But if you think never is heard a discouraging word where she is concerned, the stirring documentary "RBG" sets you straight from the start.

Though it sounds unlikely for…