Due to the graphic nature of this killer's crimes,

listener discretion is advised.

This episode includes discussions of murder and assault

that some people may find offensive.

We advise extreme caution for children under 13.

On April 13, 2010,

probation officer West Jackson

made his third unscheduled visit

to 76-year-old Joseph Neso's home in Reno, Nevada.

He found two rounds of 380 ammunition and evidence that Neso was trying to buy a gun.

Neso was still on probation for trying to steal women's underwear.

Ammunition possession is a probation violation.

So Jackson's discovery triggered Neso's immediate arrest and a search of his home and property.

Jackson had no idea he was about to uncover evidence of more than 50 years of violent crimes,

the work of a serial killer.

To borrow a term from the film Minority Report,

they had stumbled upon an orgy of evidence.

Police found thousands of photos of women tied up, drugged, and dead, as well as journals detailing

hundreds of rapes and sexual assaults.

Neso had been on probation since 1995, but his probation was scheduled to expire in less than two years in June of 2012.

If not for those two stray bullets, police might never have caught one of the most frightening and callous serial killers of all time.

But now, the Reno police had one more mystery to solve.

...