Teen might accept plea deal in sibling's slaying Police say Lewisville girl admitted killing her younger brother 10/17/2002 By RACHEL HORTON / The Dallas Morning News DENTON - A 15-year-old Lewisville girl who is charged with killing her 6-year-old brother will agree to a plea bargain, two people close to the case said Wednesday. Prosecutors have offered the girl a sentence of about half the time she could face if the case went to trial, those close to the case said. If convicted in a jury trial of killing Jackson Carr, the girl could face up to 40 years...