Louis Cailliez, lawyer of French police superintendant Gregoire Chassaing reacts at the end of the trial of his client for manslaughter for the death of Steve Maia Caniço during a police operation led by Chassaing at Rennes courthouse, on September 20, 2024. Steve Maia Canico, 24-year-old, went missing on the night of June 21-22, 2019, after officers in the western city of Nantes moved in to disperse techno music fans attending a free concert as part of France's national music celebration day. Chassaing has been dischaged of any responsabilities. (Photo by Loic VENANCE / AFP) (Photo by LOIC VENANCE/AFP via Getty Images)

Friends of Steve Maia Canico pose after the trial of French police superintendant Gregoire Chassaing over charges of manslaughter for the death of Steve Maia Caniço during a police operation led by Chassaing at the Rennes courthouse, on September 20, 2024. Steve Maia Canico, 24-year-old, went missing on the night of June 21-22, 2019, after officers in the western city of Nantes moved in to disperse techno music fans attending a free concert as part of France's national music celebration day. Chassaing has been dischaged of any responsabilities. (Photo by Loic VENANCE / AFP) (Photo by LOIC VENANCE/AFP via Getty Images)

Plaintiffs' lawyers Cecile De Oliveira (C) and William Pineau answer journalists' questions at the end of the trial of French police superintendant Gregoire Chassaing over charges of manslaughter for the death of Steve Maia Caniço during a police operation led by Chassaing at Rennes courthouse, on September 20, 2024. Steve Maia Canico, 24-year-old, went missing on the night of June 21-22, 2019, after officers in the western city of Nantes moved in to disperse techno music fans attending a free concert as part of France's national music celebration day. Chassaing has been dischaged of any responsabilities. (Photo by Loic VENANCE / AFP) (Photo by LOIC VENANCE/AFP via Getty Images)

A friend of Steve Maia Canico waits during the trial of French police superintendant Gregoire Chassaing over charges of manslaughter for the death of Steve Maia Caniço during a police operation led by Chassaing at the Rennes courthouse, on September 20, 2024. Steve Maia Canico, 24-year-old, went missing on the night of June 21-22, 2019, after officers in the western city of Nantes moved in to disperse techno music fans attending a free concert as part of France's national music celebration day. Chassaing has been dischaged of any responsabilities. (Photo by Loic VENANCE / AFP) (Photo by LOIC VENANCE/AFP via Getty Images)

French police superintendant Gregoire Chassaing (R) leaves with his lawyer Louis Cailliez after being discharged at the end of his trial over charges of manslaughter for the death of Steve Maia Caniço during a police operation led by Chassaing at the Rennes courthouse, on September 20, 2024. Steve Maia Canico, 24-year-old, went missing on the night of June 21-22, 2019, after officers in the western city of Nantes moved in to disperse techno music fans attending a free concert as part of France's national music celebration day. Chassaing has been dischaged of any responsabilities. (Photo by Loic VENANCE / AFP) (Photo by LOIC VENANCE/AFP via Getty Images)

Plaintiffs' lawyers Cecile De Oliveira (C) and William Pineau speak together ahead of the trial of French police superintendant Gregoire Chassaing over charges of manslaughter for the death of Steve Maia Caniço during a police operation led by Chassaing at Rennes courthouse, on September 20, 2024. Steve Maia Canico, 24-year-old, went missing on the night of June 21-22, 2019, after officers in the western city of Nantes moved in to disperse techno music fans attending a free concert as part of France's national music celebration day. Chassaing has been dischaged of any responsabilities. (Photo by Loic VENANCE / AFP) (Photo by LOIC VENANCE/AFP via Getty Images)

Louis Cailliez, lawyer of French police superintendant Gregoire Chassaing answers journalists' questions at the end of the trial of his client for manslaughter for the death of Steve Maia Caniço during a police operation led by Chassaing at Rennes courthouse, on September 20, 2024. Steve Maia Canico, 24-year-old, went missing on the night of June 21-22, 2019, after officers in the western city of Nantes moved in to disperse techno music fans attending a free concert as part of France's national music celebration day. Chassaing has been dischaged of any responsabilities. (Photo by Loic VENANCE / AFP) (Photo by LOIC VENANCE/AFP via Getty Images)

French police superintendant Gregoire Chassaing (R) leaves after being discharged at the end of his trial over charges of manslaughter for the death of Steve Maia Caniço during a police operation led by Chassaing at the Rennes courthouse, on September 20, 2024. Steve Maia Canico, 24-year-old, went missing on the night of June 21-22, 2019, after officers in the western city of Nantes moved in to disperse techno music fans attending a free concert as part of France's national music celebration day. Chassaing has been dischaged of any responsabilities. (Photo by Loic VENANCE / AFP) (Photo by LOIC VENANCE/AFP via Getty Images)