
An in-depth look at the terrifying offenders whose crimes earned them rare life sentences; despite being imprisoned, these inmates go on to torture, kidnap and even kill.

His time behind bars only made Italian-American mobster Freddy Geas even more brutal.

Jesse Con-ui's loyalty to the New Mexican Mafia drove him to betray and murder his former mentor.

Edward Johnson was sent to prison for the brutal murder of a female friend, but the violence didn't end there.

Imprisoned after a fatal robbery, Craig Wissink kills a corrections officer in a brutal attack.