Chip Somodevilla/Getty Images Jerry Swander, 61, had been a bus driver for 25 years when he decided to try something new. A career in security "fascinated" him, and he was hired by a security-services company. He was trained in de-escalation tactics and use of force; he now works at a jewelry store in Phoenix. This as-told-to essay is based on a conversation with Jerry Swander, 61, a security guard at a high-end jewelry store in Phoenix.