The gurney in the the execution chamber at the Oklahoma State Penitentiary in McAlester, Okla. On Monday the Supreme Court voted 5-4 in a case from Oklahoma that the sedative midazolam can be used in executions without violating the prohibition on cruel and unusual punishment. Sue Ogrocki/AP hide caption

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A Tea Party supporter rings a bell in protest of the health care law in front of the U.S. Supreme Court, as Obamacare supporters shout behind her. Alex Wong/Getty Images hide caption

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Supreme Court Justice Sonia Sotomayor grilled lawyers arguing the constitutionality of new lethal-injection cocktails. Win McNamee/Getty Images hide caption

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Diann Rust-Tierney, executive director of the National Coalition to Abolish the Death Penalty, with teammate Barry Scheck, co-director of the Innocence Project. Samuel LaHoz/Intelligence Squared U.S. hide caption

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Indonesian President Joko Widodo inspects an honor guard during a visit to Manila, Philippines, on Feb. 9. Widodo's supporters see him as very different from the strongmen who have long run Indonesia. But he has dismayed some of his backers with his strong support of the death penalty. Jay Directo/AFP/Getty Images hide caption

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Arizona Department of Corrections inmate Joseph Wood was executed by lethal injection in July. It took 15 doses and nearly two hours for him to die. AP hide caption

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