WASHINGTON - Liberal evangelicals, weary of a Republican-centric image, launched a campaign Monday to promote Christian values beyond the issues of abortion and same-sex marriage. Red Letter Christians, a project of Sojurners/Call to Renewal, announced plans to establish a grass-roots network of 7,000 moderate and progressive clergy members. "A debate on moral issues should be central to American politics, but how should we define religious values?" said Jim Wallis, an activist and executive director of the Christian ministry, which also publishes the liberal Sojourners Magazine. The project's name comes from the color of some Bible's type, with words directly attributed...