Michael Hastings likely died instantly , autopsy report states . Comment: Hastings was known for a Rolling Stone piece that got a top general sacked . He had been using medical marijuana to treat PTSD , the report states .
Michael Hastings likely died instantly , autopsy report states . Drugs residues in his system do n't appear to have played a role in the crash . Hastings was known for a Rolling Stone piece that got a top general sacked . He had been using medical marijuana to treat PTSD , the report states .