As Per Public Health England ( PHE ) , as executive agency of UK government's health and Social Care department , 63 genomes of Delta ( B.1.617.2) with the new K417N mutation had been identified so far on the global science Initiative GISAID. In its June 11 report on Covid-19 Variants, India has reported six cases of Delta plus as of June 7th . Delta Plus cases around the world include one case in Canada , Germany and Russia two from Nepal , Four From Switzerland ,nine from Poland , 12 from Portugal , 13 from Japan and 14 from the US.