These days, when one speaks of a "war without end," the reference is usually to Iraq. But in the legal world, the phrase also provides an apt description of the five-decade-long fight over the constitutionality of the death penalty. Last week's decision in Baze v. Rees, in which the Court rejected a challenge to Kentucky's three-drug protocol for carrying out lethal injections, is just the latest painful yet inconclusive battle. Like the Court's many dozens of death penalty decisions, issued over the last 45 years, the decision in Baze ensures only that the larger war will continue and ...