A death row inmate in Louisiana scheduled to become the first person in the state to be executed using nitrogen gas has asked for his capital punishment to be carried out using a more humane method.

Brad Sigmon, a convicted double murderer, was executed by firing squad in South Carolina, marking the first use of the method in the US for 15 years.

Wood's conviction of the murders of six women and girls in El Paso, Texas in 1987 was largely based on circumstantial evidence. He's set for execution March 13.

Four people are now set for execution in 2025 after years of Tennessee pausing its execution process for death penalty cases.

Brad Sigmon, a death row inmate in South Carolina, was the first person to die by firing squad in the U.S. in 15 years.

A man convicted of a double murder is scheduled to be executed in South Carolina Friday night by firing squad - a method that has not been used in the United States in almost 15 years, and never in the state.

Brad Sigmon bludgeoned his then-girlfriend's parents to death with a baseball bat in a crazed act of violence 23 years ago, although is believed to have converted to Christianity in more recent years