Supreme Court will weigh in on whether states can unilaterally enforce immigration laws.

In a 5-3 vote, SCOTUS says Arizona's law is in line with federal law, and that federal law does not prohibit the state from revoking business licenses for violating state law.

The Supreme Court denied to hear the first challenge to Obama's health care bill.

60 percent of Democrats support the most conservative Court in decades.

The nation's highest court has begun a new session.