they belong to a man named rudy guede, an african immigrant's son. >> rudy guede was a drifter, originally from the ivory coast. he partied on the periphery of student life and was suspected of recent crimes around perugia. >> rudy had a history of knives and violence and break-in. >> he had blood, traces all over the crime scene, left his feces in the toilet. although that degrades dna very rapidly, there was dna out there as well. >> his blood and fingerprints are on her purse. and there are bloody hand prints and blood down the walls of her bedroom. he may have been surprised -- i don't know why he left. he didn't complete the act of rape. she had a tampon in at the time. maybe that's why. >> guede left for germany. he admitted to a friend he had been with meredith that night but claimed he didn't kill her. his connection with amanda, raffaele and meredith was thin