and so did eskridge's appearance.tunately, investigators had the dna of kaye robinson's attacker and when they compared eskridge's dna to the biological sample from kay robinson's rape test kit, investigators finally got the answer they'd been waiting for. >> when i received the call that the dna was a match, i was overjoyed. i couldn't believe it. i couldn't wait to call kay robinson. >> i went through a lot of emotions. i thought, oh, my god, i'm glad i didn't kill desilva, because it would have been the wrong guy. but, i mean, he could have been his twin. they were identical. >> investigators believe mark eskridge targeted kaye robinson since they lived in the same mobile home park and he probably knew she was a single mother living alone with her son. prosecutors think that eskridge knocked on kaye's door claiming he had car trouble because he wanted to make sure no men were in her home. later that night he broke in and attacked. he told kaye that he lived nearby because he had no intention of letting her live. he