A worker was killed on Tuesday and three others were wounded by unidentified gunmen in central Sinai while taking a colleague of them who was injured at work to the hospital.
Sources and eyewitnesses said that Khaled Saber, a worker of the cement factory, was injured after large quantities of cement fell on his foot. And while his colleagues were taking him to the hospital, unknown assailants opened fired on them.
The competent authorities were notified to open investigations.