Riyadh’s Kingdom Centre skyscraper ordered remote working for office tenants on Sunday following repeated Houthi attacks on Saudi Arabia, as the Saudi-led coalition said two pilots were killed in a crash near the Yemen border. The imposing, 99-storey landmark announced “mandatory” remote working until further notice. No reason was given for the order, but it comes a week after 13 people were killed in a major Houthi attack on Riyadh’s international airport. The Saudi coalition’s decade-plus war...