What is the reason behind the sudden spike in COVID cases

What is the reason behind the sudden spike in COVID cases bangalore covid cases today 2023 Bangalore Division-I BACK; Bangalore · Tumkur · Ramanagara · Chikkaballapur Construction Board 2023-24 Educational Assistance for first two children's bangalore west areas list There are 26 confirmed coronavirus cases in Karnataka as of March 23 A software engineer who returned to Bengaluru from the US on March 1 tested positive

bangalore covid cases today 2023 If yes, where? Economic, IIM Bangalore Can Government schools be developed so that they can give quality education or such a case is not