The video shows a man in a suit and tie walking alongside a man in a military uniform. They are both walking in front of a building with a white facade and green bushes. The man in the suit is speaking to the camera, and the man in the military uniform is standing beside him. The video appears to be a news report, as indicated by the on-screen text that reads "US Responds To Nuclear Tests" and "James Mattis Defense Secretary". The man in the suit is identified as James Mattis, the Defense Secretary. The video is shot during the daytime, and the weather appears to be clear.