The IRS unit headed by Lois Lerner not only harassed conservative nonprofits seeking tax exempt status, it evidently set in motion harassment of donors to nonprofits. Talk about a chilling effect! The details are laid out in a Wall Street Journal story: At the same time the Internal Revenue Service was targeting tea-party groups, the tax agency took the unusual step of trying to impose gift taxes on donors to a prominent conservative advocacy group formed in 2007 to build support for President George W. Bush's Iraq troop surge. The probe of the group, Freedom's Watch, began in the unit...