 As soon as that happened, I turned back to the left. My uncle, he had no clue what was going on, so when I turned back towards him, I put my two hands on his back and I pushed on him. I said, get down, get down, get down. A motive in the assassination attempt is still not known. Two attendees were critically injured and one man is dead. The 20-year-old shooter was outside of the rally on a rooftop and was killed by counter-snipers. Louisiana Republican Senator Bill Cassidy.