article_snippet: This case isn't unsolved, This case's just unprosecuted,' a man, now 40, told NBC News.
article_snippet: You think you're going to get away with this?'
article_snippet: But a defense team today would raise issues with Garrett's claims, considering Garrett age, the passage of time and the injuries Garrett sustained in the attack, experts told NBC.
article_snippet: In 1981, the case was turned over to a countywide homicide investigation team after a grand jury decided the original probe was 'incomplete and one-sided'.
article_snippet: Prosecutor Michael Alexander told NBC that there was no specific evidence indicating Green was the killer.
article_snippet: Prosecutor Michael Alexander suggested that the killing could have been motivated by a robbery or a sexual assault.
article_snippet: I was pretty well convinced his son didn't commit the crime based on evidence at the scene,' his son said. '
article_snippet: I didn't like the idea of charging someone on phony evidence.'
article_snippet: But right now there is no new evidence to bring charges, Delaware County Prosecutor Jeff Arnold said.