Tennessee's governor granted a one-year stay of execution for Tony Carruthers after his lethal injection was halted when officials struggled to find a vein for more than an hour.

Attorneys for a Tennessee death row inmate say they are concerned the state may be planning to use expired lethal injection drugs at a planned execution on Thursday

Execution method has long raised questions about cruel and unusual punishment and botched executions.

The botched insertion caused Carruthers to be in pain as he lost “lots of blood,” one of his public defenders said.