Evangelicals are mobilizing for the midterms.Pundits may be declaring the culture wars over, but conservative Christians are donning their battle gear and rushing back to the front lines. In recent months, a coalition of conservative evangelical organizations has been pursuing an aggressive voter mobilization campaign that involves a combination of high-tech tools, briefings for pastors, and rallies simulcast to mega-churches around the country. The goal of these gatherings is to drum up outrage over recent political skirmishes, including the Hobby Lobby lawsuit, and to persuade believers that their religious freedoms are under attack by ungodly forces. During one recent event,...