The Supreme Court issued a major ruling today that rejects a legal theory that could have reshaped federal elections in this country, giving state legislatures power to set rules for federal elections. The high court's ruling could have an important role in preventing political gerrymandering...the deliberate manipulation of electoral district boundaries that create an unfair advantage for a specific party.

MPR News host Cathy Wurzer speaks with Jason Marisam, an Associate Professor of Law at Hamline University in St. Paul. He’s been following this case, and he wrote about it this spring for the Michigan Law Review...which happened to have been cited by the authors of three briefs in this specific case taken up by the High Court.