R v Adomako, R v Broughton (actus reus tests for gross negligence manslaughter)
1. Does D owe a duty of care?
2. Did D breach the duty of care?
3. Is there a serious and obvious risk of death?
4. Was the serious and obvious risk foreseeable?
5. Did the breach cause V's death?
6. Is the breach 'so gross' that it is criminal?