When a shooter attacked a supermarket in Buffalo, New York, over the weekend, its security guard tried to stop him. At least one of his shots hit the gunman, but it didn’t stop the deadly rampage because the gunman was wearing body armor.
Ten Black people died in the racist massacre, including security guard Aaron Salter, a retired Buffalo police officer hailed as a hero. It's the latest mass shooting in which the gunman apparently came prepared for anyone trying to stop him with a gun.
