>> a small part of the victim's cornrow hairstyle remained in tact, which helped detective lang create a more realistic likeness. within two days, detective lang finished his work. >> a little bit of science, a little bit of art. >> luckily for investigators, if the fire had burned just a little longer, it wouldn't have been possible to get this image. >> another 15 minutes of fire, and it would have been a very different case. >> the image was released to media outlets throughout the region. three days after the crime, a woman from harrisburg, pennsylvania called saying the drawing resembled her boyfriend, 26 year old wesley person. >> she commented that the composite did not depict an earring that was in his left ear. that was a feature i intentionally left out of the composite. >> investigators were already familiar with wesley person. >> i dealt with wesley person about six years before this. i was the prosecutor of wesley for a drug trafficking case. >> person's prints were on file from that arrest and were