Florida deputy Jesse Hernandez screamed “shots fired,” and frantically fired his gun after an acorn fell onto the roof of his squad car, making him jump.
Cops are trained to say that before shooting as a psychological trick to manipulate witnesses. Your brain doesn't perfectly record the order of events in a situation like that, so to make sense of things you're likely to misremember one or more of the gunshots being before the "I'm hit" rather than correctly remember that the cop shot first.
... felt a “tingliness” all along the side of his body. He then said his “legs just give out” and he fell to the ground, assuming that he had been seriously injured by something.