A serial rapist and murderer was put to death by nitrogen gas in Alabama, the fourth use of the controversial execution method in the southern US state.

Frazier was convicted of capital murder for breaking into a Birmingham woman's apartment, stealing cash, raping her at gunpoint, and killing her.

A man convicted of murdering a woman after breaking into her apartment is set to be executed Thursday evening in Alabama in what would be the nation’s fourth execution with nitrogen gas. Demetrius Terrence Frazier,

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.