Kristina Ripatti, struck by a gunman's bullet and unable to move from the chest down, says she wants to continue to be there for her family. Los Angeles Police Officer Kristina Ripatti didn't hear the gunfire that changed her life. She didn't feel the bullet that plunged through her chest, nicked a rib, tore through a lung and severed her spine. And she never saw the gun in the suspect's hand — the part that bothers her most, she said. Ten years of reflexively watching people's hands for weapons, and she didn't see it. There was only an odor —...