HENNIKER, N.H. -- Republican presidential contender Rudy Giuliani defended his positions on a late-term abortion procedure and gun control Tuesday as he faced skeptical GOP voters who questioned his sincerity. "I don't think there's an inconsistency," the former New York mayor said of his long-standing support of abortion rights and his affirmation last week of the Supreme Court's decision to uphold a ban on what critics call partial-birth abortion, a measure he opposed in the past. Once an advocate of strong federal gun controls, Giuliani also disputed the characterization that he advised President Clinton on the matter, talked of leaving...