An investigative report shows how jail officials are finding ways to avoid paying for the medical care of inmates.
Thousands of people are kept in jail pre-trial because they can't make bail.
A large number of inmates have a serious mental illnesses.
One former inmate uses coding to help those still in prison.
But is it a suitable replacement for in-person visits?
For prison officials, blocking inmates' cellphone use is a top priority.
Attorney General Eric Holder seeks to scale back the use of mandatory minimum prison sentences for certain drug-related crimes.
