
No suspect had emerged after the rapes and murders of ten women near Tampa, Florida in 1984. When one of the killer's victims survived, the FBI was able to identify 31-year-old Bobby Joe Long as the suspect. Long was later convicted on eight of the murders and rape.
Polly Klaas was kidnapped from her own slumber party and murdered, lasers helped the FBI identify and find the perpetrator. It took 200 FBI agents two months to find Richard Allen Davis, who was convicted and sentenced to death.