The Southern Poverty Law Center lists the Alliance Defending Freedom and other Christian organizations as ‘extremist,’ and they have decided to fight back.WASHINGTON — When Jennifer Roback Morse, the Catholic founder and president of the Ruth Institute, tried to register her nonprofit for the “Amazon Smile” program, which allots a percentage of a customer’s purchase to a designated charity, she witnessed firsthand the outsized power of the Southern Poverty Law Center. “You have been excluded from the Amazon Smile program because the Southern Poverty Law Center lists the Ruth Institute in an ineligible category,” stated a December 2016 email from...