There are three people visible in the image. They appear to be engaged in some form of activity related to the truck. The person on the left is wearing a yellow shirt and appears to be standing close to the truck. The person in the middle is also dressed in a yellow shirt and seems to be interacting with the truck. The person on the right is wearing a dark jacket and appears to be observing the situation. All three individuals are holding objects, possibly tools or equipment related to the truck.