EGYPT says a recently constructed 36 km concrete and wire barrier encircling Sharm el-Sheikh will help protect tourism at the Red Sea resort on the southern tip of the Sinai peninsula. Authorities in southern Sinai hope to revitalise tourism which has been dented by upheaval after Egypt's 2011 uprising, the crash of a Russian passenger jet in Sinai in 2015 and the coronavirus pandemic. In 2005, bombings in Sharm el-Sheikh killed dozens in one of Egypt's deadliest militant attacks. The security barrier is made of concrete slabs with stretches of wire fencing separating the resort from the desert around it.…