Tribal elder, Dorothy Herman, voted in North Dakota for more than 40 years - until 2014, that is, when a new state law meant she couldn’t obtain acceptable identification for that election, no matter how hard she tried.

So, earlier this year, she and six more Native voters who were disenfranchised in 2014 filed a federal lawsuit challenging the state’s recently enacted limitations on the types of documents that can be used to obtain a ballot.