Billy Chemirmir, 50, was serving life without parole after being convicted of murdering two women, and Texas authorities had accused him of killing more than a dozen others.
Murderer Danelo Cavalcante is back in custody after a two-week manhunt.
A 24-year-old man died at an Atlanta hospital after being found unresponsive at a jail that is already being investigated by federal authorities for potential civil rights violations.
Danelo Cavalcante, who has been on the run since Thursday, escaped the Chester County Prison the same way that another inmate did earlier this year.
Stillwater prison said the situation was "resolved without incident." Advocates said the inmate action was an impromptu response to unsafe conditions.
Danelo Cavalcante was seen on cameras at around 12:30 a.m. Saturday in Pocopson Township, roughly 1.5 miles from the prison.
The Justice Department is investigating whether conditions at the overpopulated Fulton County Jail, where dozens of inmates have died, are unconstitutional.
As a summer heat wave continues to bake most of Texas, family members of inmates are calling for all of the state’s prisons to be fully air conditioned.
Van Houten, now in her 70s, received a life sentence for helping Manson’s followers carry out the August 1969 killings of Leno LaBianca, a grocer in Los Angeles, and his wife, Rosemary.
Prisoners Are Sharing The Biggest Shocks After Being Released