Alabama has carried out the nation’s fourth nitrogen gas execution, putting a man to death for the killing of a woman who was raped and shot during an apartment break-in.

Demetrius Frazier was executed Thursday in Alabama for the 1991 rape and murder of Pauline Brown, marking the fourth U.S.

An man convicted of murdering a woman after breaking into her apartment as she slept was put to death Thursday evening in Alabama in the nation’s fourth execution using nitrogen gas.

Alabama executed a man on Thursday who was convicted in the 1991 rape, robbery and murder of a Birmingham woman, becoming the fourth person put to death by nitrogen gas.