Why wasnt paris killed in romeo and juliet(bazz lurhmans)?

he was killed in the play(shakespeares, right at the end when romeo is in the monument where the "dead" juliet is) but wasnt killed in bazz lurhmans and not sure about the 1968 version. can u please tell me why it wasnt in the new movie or atleast why you think it wasnt. and dont just say its the directors interpretation because that doest make any sense or answer anything, because i dont meen why does he have the right to i meen there must be some reason