Three top nitrogen gas manufacturers in US bar products from use in executions

Oklahoma | BPP denies clemency to Michael Smith, paves way for April execution

Who performs a lethal injection in the U.S.? In some states, they're volunteers

Oklahoma Execution Moratorium Bill Unanimously Passes Committee and Makes Its Way to the State-House Floor

Nebraska | Opponents of death penalty decry proposal to use nitrogen gas for executions

A new Louisiana capital-punishment bill would fundamentally alter physician licensing

Why Oklahoma’s tough-on-crime lawmakers no longer trust death penalty

Opponents of Alabama's nitrogen executions want nitrogen companies to withhold supply

USA | The Fight for Richard Glossip’s Death Row Exoneration

Oklahoma governor says he’s not interested in changing from lethal injection to nitrogen executions