After a teenager is strangled and buried alive, her family takes on the fight to keep her convicted killers behind bars. "We're her voice" says Justine's sister. "48 Hours" contributor Natalie Morales reports.
After a teenager is strangled and buried alive, her family takes on the fight to keep her convicted killers behind bars. "We're her voice" says Justine's sister. "48 Hours" contributor Natalie Morales reports.
