Joliet Police said they were trying to get drugs out of Lurry's throat during a January arrest, and the medical examiner ruled the drugs caused his death.
But dash-cam video was leaked, and Lurry's family has called the investigation a coverup.
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More of the previously-seen dash-cam was released Tuesday along with two other videos.
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The videos show officers outside of the squad car where police say Lurry was unresponsive.
The officers were shown trying to remove Lurry from the back seat.
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Larry was eventually rushed by ambulance to the hospital.