Former Los Angeles County Sheriff Lee Baca is spending his first night in federal prison.
Baca reported to prison Wednesday to begin serving his three-year sentence for obstruction of justice and lying to the FBI.
He is incarcerated at La Tuna, a minimum security facility north of El Paso, Texas.
He's now 77 years old - and has been diagnosed with Alzheimer's disease.
Former LA Sheriff Lee Baca starts prison term
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