Why dozens spent decades in prison after promises of parole

The cases of some of Louisiana’s longest-serving inmates are receiving renewed attention. A group of now-elderly men called the "10/6 lifers," who were promised parole after serving 10 years and six months. But the state reneged on these deals and many were never released. NewsHour’s Roby Chavez has been reporting on this from Louisiana as part of our series, "Searching for Justice."