Teenager is shot dead for arguing with a stranger who disrespected his girlfriend and it was livestreamed

Another silly, senseless killing has been carried out in the US and it was livestreamed, as it is becoming the norm.  The disturbing video shows a young man lying in a pool of his blood in Brooklyn, New York. He had reportedly been trying to save a woman from her abusive boyfriend. According to witnesses, the deceased got into an argument with the man over the way he was disrespecting