...both states register with state forms, but their officials said the availability of the federal form created a loophole in enforcement of proof-of-citizenship requirements. Supporters argue the requirements preclude voter fraud by preventing noncitizens from voting, particularly those in the country illegally. "This is a really big victory, not just for Kansas and Arizona but for all 50 states," Kobach told The Associated Press. "Kansas has paved the way for all states to enact proof-of-citizenship requirements."...

URL: 
http://www.nbcnews.com/id/54719935/ns/us_news/