O'Donnell to address D.C. parleyValues Voter Summit hosting Delaware candidate for Senate By Ralph Z. Hallow The Washington Times 8:55 p.m., Thursday, September 16, 2010 In a surprise move, Christine O'Donnell will make her Washington debut as the new Republican Senate candidate from Delaware at this weekend's Values Voter Summit, the nation's biggest annual gathering of religious and social conservatives. The nominee who stunned her party and the political world by upsetting longtime Rep. Michael N. Castle in the Tuesday primary joins a long list of GOP stars, including a slew of potential 2012 GOP presidential-nomination hopefuls, at an event...