Safety standards developed by film studios and entertainment industry labor unions are what’s protecting other sets from suffering a similar incident to that of the Alec Baldwin shooting on the set of "Rust." Although the industry standard across the board seems to be to treat weapons, even those loaded with blanks, as lethal, shootings and deaths have nevertheless taken place.The most recent being the death of Halyna Hutchins, who was killed when a gun held by Baldwin discharged on the set of