Delaware candidates for Senate Christine O'Donnell and Chris Coons debate at Widener Law School in Wilmington on Tuesday. At one point, Ms. O'Donnell questioned whether the First Amendment stipulates separation of church and state. (Associated Press)

Delaware candidates for Senate Christine O'Donnell and Chris Coons debate at Widener Law School in Wilmington on Tuesday. At one point, Ms. O'Donnell questioned whether the First Amendment stipulates separation of church and state. (Associated Press)