In view of the G20 summit, the Delhi government has ordered closure of all schools from September 7 to September 10 but asked the Education Department employees to remain in the city during this time to meet any possible need for manpower during the event.The G20 Leaders Summit will be held from September 9-10 at a newly built international convention and exhibition centre -- Bharat Mandapam -- at Pragati Maidan here.Read also: In ‘Controlled Capital’, Delhi’s favourite hangouts will be out of reach"...public holiday (has been declared)...