Amazon.com is digging in its heels, refusing to take down a book being criticized as encouraging child molestation. In late September, the United States Justice Foundation, a conservative group based in Escondido, Calif., threatened to sue Amazon.com (nasdaq: AMZN - news - people ) under California law for unfair business practices if the company doesn't remove from its Web site David L. Riegel's book, Understanding Loved Boys and Boylovers, within 30 days. Other conservative watchdogs are joining the fray, including the Rev. Jerry Falwell. The foundation's attorney, Richard Ackerman, went on Fox News Channel's O'Reilly Factor, saying Amazon is making...