There are three people visible in the image. One person is standing on the left side, wearing a yellow helmet and a yellow jacket, holding a fire extinguisher. Another person is standing on the right side, also wearing a yellow helmet and a yellow jacket, holding a fire hose. The third person is standing in the middle, wearing a blue shirt and holding a fire extinguisher. All three individuals appear to be firefighters, as indicated by their helmets and protective gear.