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.

The U.S. Supreme Court has denied Jessie Hoffman’s appeal in a 5-4 decision, clearing the way for Louisiana’s first execution in 15 years. Warden Darrel Vannoy says Hoffman will be executed between 6 p.