More than 30 local pastors last night officially accused two evangelical megachurches of illegal political activities. In a rare and potentially explosive action, the moderate ministers signed a complaint asking the Internal Revenue Service to investigate World Harvest Church of Columbus and Fairfield Christian Church of Lancaster and determine if their tax-exempt status should be revoked. The grievance claims that the Rev. Rod Parsley of World Harvest Church and the Rev. Russell Johnson of Fairfield Christian Church improperly used their churches and affiliated entities — the Center for Moral Clarity, Ohio Restoration Project and Reformation Ohio — for partisan politics,...