CAIRO ? Egypt's military leaders have come under ridicule after the chief army engineer unveiled what he described as a quot;miraculousquot; set of devices that detect and cure AIDS, hepatitis and other viruses. The claim, dismissed by experts and called quot;shocking to scientistsquot; by president's science adviser, strikes a blow to the army's carefully managed image as the savior of the nation. It also comes as military chief Field Marshal Abdel-Fattah el-Sissi, who toppled Mohammed Morsi in July after the Islamist leader ignored mass protests calling for him to step down, is expected to announce he'll run for president. The televised presentation - which was made to el-Sissi,...