Obama vows to "rally the world" against Islamic State
In his weekly radio address, U.S. President Barack Obama says the United States and a broad coalition of nations are coming together to combat the threat posed by Islamic State. Rough Cut (no reporter narration).
The video, shot in black and white, was filmed in Los Angeles and directed by Mert & Marcus. It includes a stunning tour de force performance by the Material Girl and her team of dancers and breathtaking visual effects.