by Maram Mazen CAIRO, Egypt (AFP) — A French navy vessel using deep-water listening devices has detected signals from one of the black boxes that could explain why the EgyptAir plane crashed into the Mediterranean, investigators said Wednesday. It is expected to be at least another week before an underwater robot can recover the two flight recorders of the Airbus A320 that went down with 66 people aboard en route from Paris to Cairo on […]