this doesn't even make sense. he had no way of knowing there was live ammo in that gun. it wasn't his responsibility to ensure there was no live ammo in the gun. it wasn't his responsibility to ensure there was no live ammo ON SET.
imagine you light a candle on a birthday cake and it explodes because someone replaced it with dynamite. is the resulting death your fault?
Christina Applegate has MS?! didn't she already have a double mastectomy following breast cancer? Jesus Christ, did she deny an old Romani woman a mortgage extension or something?
