Carlos Ayala Morales got out of prison last year after serving time for child sex assault but was never registered as a sex offender. DPS blames human error.

A Mexican national unlawfully residing in Texas was sentenced Thursday to life in federal prison for his criminal actions as the leader of a drug trafficking organization tied to a Mexican cartel.

The Sabine County Sheriff's Office announced Sheriff Tom Maddox died this week after battling long-term health issues.