Police: Chase followed policy 7 teens die in wreck speeding on U.S. 21 ERICA BESHEARS, ROBERT MOORE & KATHRYN WELLIN Top row: Antoinette Griffin, 13; Antonio Miller, 13; David Summers, 14 Second row: Dominique Hurtt, 15, Quentin Reed, 18 Not pictured: John Lindsey Meyers Jr., 15 (DRIVER); Erica Stevenson, 15 A 15-year-old boy at the wheel of a stolen car lost control and crashed as he sped from a police officer early Monday, killing himself and six other Statesville teenagers in the car, authorities said. Troutman police Officer Keith Bills tried to stop the northbound white 2001 Dodge Intrepid just...