The medical examiner ruled Legal_rulings Garner 's death Death a homicide .

( According to the medical examiner 's definition , a homicide is a death Death caused Causation by the intentional actions of another person or persons ; the use Using of the term does not necessarily mean that a crime was committed Commitment . )

The medical examiner 's office concluded Coming_to_believe that Gray 's death Death could not be ruled Legal_rulings an accident , and was instead a homicide Killing , because officers failed to follow safety procedures `` through acts of omission . ''

On May 1 , 2015 , the Baltimore City State 's Attorney , Marilyn Mosby , announced Expressing_publicly her office had filed Submitting_documents charges Judgment_communication against six police officers after the medical examiner 's report Reporting ruled Legal_rulings Gray 's death Death a homicide Killing .

The medical examiner mentioned duct tape as one reason she ruled Legal_rulings the death a homicide , but officially listed it as `` death Death by undetermined means '' .

In January 2015 , federal prosecutors announced Expressing_publicly that they would not charge Judgment_communication Hinckley with Brady 's death Death , despite the medical examiner 's classification of his death Death as a homicide Killing .