GB News presenter Nana Akua has called for the death penalty to return to the UK, as a heated row was sparked on air with lawyer Carol Kilgore. This follows the widespread criticism of an execution in Alabama, where the world’s first killing by nitrogen gas took place on Thursday. Kenneth Eugene Smith was convicted in 1989 after murdering Elizabeth Sennett in a kill-for-hire. Smith had spent decades on death row at Holman Correctional Facility, before being served his execution on January 25. Smith’s fellow hitman John Forrest Parker was executed for the crime in 2010. The execution has since …