Since 1965, the Voting Rights Act has required state and local governments in 16 states to get approval from the Justice Department before they change election procedures.
The Supreme Court is considering a case from Canyon Creek, TX, that seeks to overturn part of the act.
Bill Ferguson, chairman of Northwest Austin Municipal District Number One, also known as Canyon Creek, TX
Chris Ward, one of the attorneys representing Canyon Creek
Lani Guinier, law professor at Harvard University