In the subsequent Ricci v. DeStefano decision the court found 5-4 that New Haven's decision to ignore the test results violated Title VII of the Civil Rights Act of 1964.
What was the name of the case in which the U.S. Supreme Court ruled that the city of New Haven had violated the Civil Rights Act of 1964 by denying any firefighter a promotion? 
Ricci v. DeStefano