Thiruvananthapuram: In what comes as a breather for the state government, Kerala registered zero coronavirus cases again. It was the second time in three days that no case was reported in the state since the lockdown was imposed.

On Sunday, a native of Kasaragod residing in Kannur district tested negative whilst in treatment for COVID-19 after testing positive earlier.

As many as 21,720 people are under observation in Kerala. Among them 21,332 are home quarantined. The rest are in quarantine facilities provided by the state.

The state has sent 32,217 samples to the labs for testing so far including the augmented samples. Out of the total, 31,611 came back negative. Apart from this, out of the 2391 random samples sent of health workers, migrant labourers, socially active people etc for sentinel surveillance, 1683 returned negative.

The state on Sunday added four new districts to the list of hotspots. They are Mananthavady from Wayanad district, Manjallur, Edakkattuvayal Panchayats from Ernakulam district, Santhanpara Panchayat from Idukki district. The latest addition of four hotspots takes the total number of hotspots to 84.