July 31, 2013 12:06 pm Arrest Made in Murder of Grandmother and Grandson in Miami Gardens Police have arrested Reginald Jackson in the murders of Annette Anderson, 70, and her grandson, 20-year-old Tyrone Walker Jr. Police say they’re still looking for a second suspect. US & World Videos 2:18 FIU awards posthumous degree to victim of CityPlace Doral shooting 0:44 Bicyclist killed by driver fleeing from deputies: BSO 1:59 Huge yacht goes up in flames on Miami River 0:29 Ten people shot at Sanford bar, teen in custody 1:18 Man seriously injured in Lauderdale Lakes shooting