Footage believed to have been shot in January 2008 after car chase . Shot occurs after car rolls over , ejecting unconscious man onto road . Prosecutors found footage while preparing for man 's attempted murder trial . `` Over 50 years of combined police experience gone over 11 seconds , '' he said . The mayor ##al incident recalls days of segregation , police brutality .
Footage believed to have been shot in January 2008 after car chase . Shot occurs after car rolls over , ejecting unconscious man onto road . Prosecutors found footage while preparing for man 's attempted murder trial . The mayor ##al incident recalls days of segregation , police brutality .