While the man who killed Doug Battle got a life sentence, one of his accomplices is about to be executed even though he wasn't in the building.

Before Thursday, no execution had ever been carried out in the U.S. using the method, and experts have repeatedly warned that nitrogen toxicity may cause the condemned person to suffer unnecessarily ...

In 2001, Brad Sigmon was convicted of murdering his ex-girlfriend’s parents. Two decades later, his death sentence was carried out — and he chose an execution method considered one of the most ...