The Presidency on Thursday began intensive fumigation of the State House, beginning with President Muhammadu Buhari’s office.Fumigation experts arrived the Villa at about 9.30am to commence the exercise that would cover the entire Presidential Villa.The experts began from the building housing Buhari’s office, the floors, corridors and major pathways.“These people are not from the Villa. They came in from the town (Abuja city). They are dressed in complete white overalls, masked and wearing other protective gears.“The dressing is similar to that of the officials of the National Centre for Disease Control”, a presidential source said.The Presidency had on Tuesday began scaling down of activities in the Villa following the testing of positive for covid-19 by Buhari’s chief of staff, Abba Kyari.