Years before the nation's capital legalized same-sex marriage in March, one church in Washington, D.C., opened its doors to gay couples as part of its mission to establish an "inclusive body of Biblical believers." Pastors Christine and Dennis Wiley performed a 2007 commitment ceremony at their altar. That action split the historically black church, prompting half of the congregation to leave. Yvonne Moore not only left Covenant Baptist, where she had worshipped for nearly 40 years: she filed a lawsuit for her weekly tithes because, as she said, "They didn't respect the members enough to listen to us." Moore said...