A private autopsy of Stephon Clark reveals he was shot 8 times, and took up to 10 minutes to die.
The 22-year-old was shot and killed by police in Sacramento in his family's backyard.
Performed by pathologist Bennet Omalu, the private autopsy concluded he was shot in the neck, back, and thigh.
Of the eight rounds that struck Clark's body, seven shots came from behind, indicating that he was shot in the back.
