A South Carolina death row inmate has chosen to be executed by a firing squad next month rather than by lethal injection or the electric chair.

Brad Keith Sigmon is set to be executed by firing squad on March 7 for the 2001 beating deaths of his ex-girlfriend's parents, David and Gladys Larke.

An Upstate man who is scheduled to be put to death by the state in March has elected the method of execution. Brad Sigmon chose the firing squad, according to his attorney. Lethal injection causes “prolonged suffering” and the electric chair would “cook him alive,