Lethal injection gained popularity in the late 20th century as a form of execution intended to supplant electrocution, gas inhalation, hanging and firing squad, that were considered to be less humane. It is now the most common fo… 展开

In the United States, the typical lethal injection begins with the condemned person being strapped onto a gurney; two intravenous cannulas ("IVs") are then inserted, one in each arm. Only one is necessary to car… 展开