Supreme Court To Take Up Use Of Lethal Injection

The Supreme Court on Friday agreed to review Oklahoma's method of execution by lethal injection, taking up a case brought by three death row inmates who accuse the state of violating the U.S. Constitution's ban on cruel and unusual punishment.

The high court just last week allowed the execution of a convicted killer to go ahead in Oklahoma over the objection of its four liberal members.

The three-drug process used by Oklahoma prison officials for carrying out the death penalty has been widely debated since the April 2014 botched execution of inmate Clayton Lockett, a convicted murder. He could be seen twisting on the gurney after death chamber staff failed to place