William Haney Jr. was losing his grip on reality. After a change to his psychiatric medications last summer, he became increasingly distracted and fearful, consumed by paranoid delusions. He thought dangerous people were coming for him: chasing him, hitting his car, beating him over the head. It was largely unfamiliar territory for Haney, 43, whose schizophrenia had been adequately managed for decades. His mother watched with growing concern. She tried to convince him he was safe and unharmed.