By Elise Foley 10/6/10 The Supreme Court will hear a case this session that could clarify whether states have the right to crack down on illegal immigration. The case, to be heard Dec. 8, takes on a 2007 Arizona law — no, not that Arizona immigration law — that mandates the use of E-Verify, a federal work-eligibility verification system. Under the law, businesses that “intentionally or knowinglyâ€