Demetrius Frazier executed in Alabama using nitrogen gas, a controversial method, for the 1991 murder and rape of Pauline Brown.
Read moreSteven Nelson was executed in Texas for the murder of pastor Clint Dobson, leaving a community to remember a beloved figure.
Read moreChina carries out executions of two men for deadly attacks, raising concerns over increasing 'revenge on society crimes'.
Read moreTwo judges in Iran tied to the 1988 dissident executions were shot dead, stirring debates on judicial violence amid political tensions.
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