Poll: Bush Disappointing Conservatives Evangelicals, Republican women, Southerners and other critical groups in President Bush's political coalition are worried about the direction the nation is headed and disappointed with his performance, an AP-Ipsos poll found. That unease could be a troubling sign for a White House already struggling to keep the Republican Party base from slipping over Supreme Court nominee Harriet Miers, Gulf Coast spending projects, immigration and other issues. "Politically, this is very serious for the president," said James Thurber, a political scientist at American University. "If the base of his party has lost faith, that could spell trouble...