Jammu, July 6 -- A highest single-day surge of nearly 25,000 cases pushed the COVID-19 tally in India to 6,73,165 on Sunday, with states like Assam and Karnataka imposing selective lockdown and tightening restrictions to check the rising infection.

The death toll rose by 613, the highest spike in a day so far, to reach 19,268 in the country.

The states of Uttar Pradesh, Andhra Pradesh, Assam, Gujarat, Madhya Pradesh, Karnataka and West Bengal recorded their highest single-day jump in cases.

The worst affected Maharashtra crossed the grim milestone of two lakh COVID-19 cases, Tamil Nadu's tally reached 1.11 lakh and Delhi too was nearing the one lakh mark.

Assam announced a two-week lockdown in Dima Hasao district from Monday the secon...