video camera stood at the exact spot where the resort owner told mark his wife was dead. in this videotape, it s clear the body can t be seen until the viewer is virtually on top of it. he knew exactly where the body was at. but none of this proved murder. in fact, investigators had no direct evidence linking mark to florence s death. that is, until they looked at mark unger s shoes and found a white smear. the state police crime lab found a white speck of what they believe was paint. investigators sent mark s shoe along with six different paint samples collected from the resort to forensic scientist keith lamont. i received several specimens from the resort area. he bombarded the sample with infrared light which shows the sample in ways that can then be measured. paints composition basically