person walking down a sidewalk in a city

person walking down a sidewalk in a city. The sidewalk is made of light gray paving stones. To the left of the sidewalk is a low concrete retaining wall, and then a white van parked next to the wall. Behind the van is a tall, gray building. To the right of the sidewalk are parked cars and a blue trash can. In the background, a dark vehicle moves through a narrow street. An emergency siren can be heard. The man is wearing a blue shirt and dark pants. He gestures with his left hand as he walks forward. The sky is light blue with some clouds.