Four survivors from Left 4 Dead 2 in a dark forest HD Wallpaper

Four survivors stand in a dark, wooded area. They are all holding weapons and appear to be covered in blood. The survivor on the far left wears a white lab coat, the second from the left is a large man in a blue polo shirt, the third is a woman in a pink shirt, and the survivor on the far right wears a yellow t-shirt and a blue baseball cap.