BEST OF: Alabama Executed Him With Nitrogen Gas

Send us Fan Mail Alabama executed Anthony Boyd by nitrogen hypoxia — the newest execution method in the United States, and one only a handful of states authorize. In this best-of we break down what nitrogen hypoxia actually is, what witnesses reported from inside the chamber, why the state insists it's painless, and why medical groups and UN human rights experts call it closer to torture. We get into the Boyd case itself, the legal fight that got him there, and the question neither side answe...