Employment-law litigators are well-familiar with the provisions of Title VII and other federal employment statutes that penalize retaliation against an employee who files a lawsuit. But the D.C. Circuit reminds us today that there is another pair of federal civil rights statutes that can cover the same claim, the post-Civil War laws 42 U.S.C. §§ 1985(2) and 1986. The court holds that the district court erred in dismissing these claims before trial.