President Bush’s national security adviser on Tuesday predicted more violence in Afghanistan as the Taliban and al Qaeda seek to derail elections there in September.The official, Stephen Hadley, told reporters aboard Air Force One on Bush’s flight to Denmark that finding an American Navy SEAL missing in Afghanistan was a top priority. The U.S. military said two of the special forces soldiers who went missing in eastern Afghanistan a week ago have been found dead and one rescued, but the whereabouts of a fourth remains unknown.Full Story