There are three people visible in the image. One person is standing to the right side of the ambulance, wearing a dark jacket and holding a cell phone. Another person is standing to the left side of the ambulance, also wearing a dark jacket and holding a cell phone. The third person is standing behind the ambulance, wearing a light-colored jacket and holding a cell phone. All three individuals appear to be engaged in their own activities, possibly related to the scene in front of them.