LUCKNOW: Prime Minister Narendra Modi’s repeated praise of the Covid containment strategy in his parliamentary constituency, Varanasi, has trained the spotlight on the Kashi model, which helped flatten the spiralling pandemic curve in district after the second Corona wave struck. The model envisages smooth and comprehensive steps to provide immediate medical attention to people contracting the virus through creation of micro-containment zones, stated Modi’s trusted aide and former Gujarat cadre IAS officer, Arvind Kumar Sharma, who has been camping in Varanasi for over a month. “The ma...