On the day that Louisiana’s first execution in 15 years is scheduled to take place, attorneys for the inmate are hoping for a last-minute court ruling to halt the death penalty from being carried out.

Louisiana executed a man convicted of murder with nitrogen gas on Tuesday evening, capping a raging legal battle that ended with a gas mask strapped over the man's face in the Angola State Penitentiary death chamber.

Hours before a Louisiana man was scheduled to be put to death Tuesday, his attorneys hoped for a last-minute court ruling to halt the state's first execution by nitrogen gas. But the judge declined the request, paving the way for the execution to move forward.