<prompt> Ngo-1990 wayesebenzela i-CNN e-Atlanta naseWashington.  <response>: Yiqiniso, inguqulo eyinkimbinkimbi yomusho ithi Ngeminyaka yawo-1990, wasebenzela i-CNN e-Atlanta naseWashington futhi wasebenza e-Johns Hopkins University phakathi kuka-2001 no-2011. 