** FILE ** Former Egyptian President Hosni Mubarak waves to his supporters from behind bars as he attends a hearing in his retrial on appeal in Cairo on Saturday, April 13, 2013. (Associated Press)

Photo by: Uncredited

** FILE ** Former Egyptian President Hosni Mubarak waves to his supporters from behind bars as he attends a hearing in his retrial on appeal in Cairo on Saturday, April 13, 2013. (Associated Press)