Georgia man convicted in infant's shooting death August 30, 2013 -- Updated 2020 GMT (0420 HKT) (CNN) -- After deliberating for almost two hours, a Georgia jury found 18-year-old De'Marquise Elkins guilty Friday of multiple charges, including felony murder, in the fatal shooting of 13-month-old boy during a robbery. Elkins also was convicted of aggravated assault and other charges for shooting pastor Wilfredo Calix-Flores during a mugging 10 days before the baby, Antonio Santiago, was shot in the coastal city of Brunswick. His mother, Karimah Elkins, was convicted of tampering with evidence for her alleged role in trying to cover up the March shooting.