The first time the woman called Veronica Davis’ Richmond home, she paid it no mind. The woman on the phone asked to talk to “Ray,” Davis said. “I just told her she had the wrong number.” But the woman called back. And called back again. “By the third time, I said, 'Honey, who are you looking for?’” Davis recalled. She began to wonder if the woman wanted her 12-year-old son, who sometimes called himself “Ray.” When the woman called a fourth time, Davis asked her age. The woman said she was 25. Davis told her that her son was only...