Washington, DC (LifeNews.com) -- Pro-life organizations are upset that a pro-abortion group is going after a top Catholic official who wrote an editorial criticizing Rudy Giuliani's pro-abortion position. After Catholic Bishop Thomas Tobin took Giuliani to task on his views, Americans United for the Separation of Church and State filed a complaint with the IRS. Attempting to silence Tobin, the group asked the Internal Revenue Service to look into whether Tobin violated the Catholic Church's tax-exempt nonprofit status.Tony Perkins, the president of the Family Research Council, said the group, headed by Barry Lynn, is wrongfully "bullying" and "intimidating" church leaders....