Fairfax County, Va., police released surveillance video of the serial butt slasher Wednesday. The video below shows the man entering the Marshall’s at the Greenbriar Shopping Center June 20, police said. Police now believe one man is responsible for at least six incidents in which a woman in her late teens or early 20s suffered a cut on their behinds while shopping at retail stores and malls. Police hope someone will be able to identify the slasher from the surveillance video and images.