NEW YORK (AP) - Hours before Election Day, Voter News Service said Monday it still hadn't worked all the bugs out of a new system designed to provide media organizations with exit polling information from voters. As a precaution, NBC and CBS last weekend began conducting their own joint poll of voter attitudes about the midterm election. VNS, a consortium consisting of ABC, CBS, NBC, CNN, Fox and The Associated Press, counts actual votes and also conducts exit polling in certain precincts. That information is used by its members to project winners in individual races on Election Night. * *...