The nation held its breath last summer as it waited for America's highest court to decide a series of hot-button constitutional questions, including the validity of state illegal immigration laws and certain federal health care reforms. And the U.S. Supreme Court did not disappoint, issuing a series of blockbuster opinions whose political and legal ramifications will continue to be felt for years to come. But, hidden between these high-profile rulings, the court also decided not to decide an issue of growing importance.