Here's a description of the video: A dog is barking while tethered to a handrail. The dog is a tan and black color with upright ears, wearing a red collar, and attached to a red leash. The leash is also tied to an orange and white striped bag, which hangs from the handrail. The handrail appears to be outside a building entrance, with a sign reading "Exit" visible in reverse on the glass. The floor is tiled in light gray. A vehicle can be seen through the glass in the background.