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A.C. Thompson

Reporter A.C. Thompson covers hate crimes and racial extremism for ProPublica.

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A.C. Thompson is a staff reporter with ProPublica. His stories, which often examine the criminal justice system, have helped lead to the exoneration of two innocent San Francisco men sentenced to life in prison and the prosecution of seven New Orleans police officers. In addition to working as a print and web journalist, Thompson has reported extensively for television, serving as a producer and correspondent for the PBS documentary series Frontline. His life was fictionalized on the HBO show “Treme.”

Post Mortem

New Evidence in High Profile Shaken Baby Case

A doctor at the Los Angeles County Coroner’s Office is challenging the forensic evidence at the center of a 1997 murder trial.

Post Mortem

Video: Shirley Ree Smith in Her Own Words

Post Mortem

Free, But Not Cleared: Ernie Lopez Comes Home

The case of an Amarillo man, released from prison last week, reflects a larger controversy over the reliability of scientific evidence in child death cases.

Post Mortem

Ernie Lopez to Face Charges Again

Despite detailed challenges to the medical evidence, prosecutor says he sees no change in the facts of the case.

Post Mortem

Texas Court Voids Conviction in Child Death Case

The court set aside the conviction of Ernie Lopez, whose case we explored in our series on flawed death investigations.

Post Mortem

A Far Cry From 'CSI'

The fate of Shirley Ree Smith, convicted of shaking to death her 7-week-old grandson, is in the hands of California's governor. Child deaths can pose special problems for forensic pathologists. Unfortunately, many forensic pathologists aren't prepared to deal with the complexity of such cases.

Post Mortem

Gone Without a Case: Suspicious Elder Deaths Rarely Investigated

An investigation by ProPublica and PBS "Frontline" finds the system to examine unusual fatalities often fails seniors, leaving them vulnerable to neglect, abuse and even murder.

Law & Disorder

New Orleans Police Officer Convicted of Perjury, Obstruction in Post-Katrina Shooting

How to Investigate Coroners and Medical Examiners

Law & Disorder

Report Slams Former New Orleans Police Honcho for Mishandling Probe of Post-Katrina Killing