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.

The state of Alabama executed Demetrius Terrence Frazier by nitrogen gas Thursday evening for the rape and murder of Pauline Brown in Birmingham in 1991. Frazier, 52, the fourth person the state has executed by nitrogen gas,

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