CHENNAI: In view of a surge in Covid-19 cases and weekly positivity rate, the Centre on Friday advised five states to maintain a strict watch and take pre-emptive action, if needed, to control any emerging spread of the infection.
In a letter to Tamil Nadu, Kerala, Telangana, Karnataka and Maharashtra, Union health secretary Rajesh Bhushan highlighted that a few states were reporting a higher contribution to India's caseload, indicating the possibility of a localised spread of the infection.