Sonia Vallabh lost her mother to a rare brain disease in 2010, and then learned she had inherited the same genetic mutation. She and her husband, Eric Minikel, went back to school to study the family of illnesses — prion diseases — in the hope of finding a cure for Sonia. Kayana Szymczak for NPR hide caption

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Kayana Szymczak for NPR

A Couple's Quest To Stop A Rare Disease Before It Takes One Of Them

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People stood in line to vote on Election Day 2012 at the Wake County Firearms Education and Training Center in Apex, N.C. Gerry Broome/AP hide caption

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