Johnson, who is expected to confirm plans to relaunch global travel later on Monday, said the testing program would break the chain of transmission and spot asymptomatic cases.
The country's daily infections have risen about 12 fold since hitting a multi-month low in early February, when authorities eased most restrictions and people largely stopped wearing masks and following social distancing. Madhya Pradesh reported 3,178 new cases. India's daily confirmed coronavirus cases have recorded the biggest single-day spike since the pandemic began, indicating a renewed crush of infections.
Even then, California is the hardest-hit state in the USA, recording more than 3.5 million known infections and 58,000 deaths, as per data from California's health department.
The Prime Minister directed that central expert teams to be sent to Maharashtra in view of surge in cases and deaths.
Uttar Pradesh: 6,30,059 total cases, 8,881 deaths, 6,01,440 recoveries.
India's active COVID-19 tally has Maharashtra (43,1896) at the top, followed by Chhattisgarh (38,450), Karnataka (39,111), Kerala (28,206), Tamil Nadu (21,958) and Punjab (25,314).
The reasons are - severe decline in compliance of COVID-appropriate behaviour, pandemic fatigue and lack of effective implementation of containment measures.
JUST IN: CDC Announces Fully Vaccinated People are Cleared to Travel
The U.S. also still maintains restrictions at the Canadian and Mexican borders that bar non-essential visitors. A one-shot vaccine by Johnson & Johnson was given the green light by regulators at the end of February.
PM Narendra Modi is likely to hold a meeting with the Chief Ministers of States and Union Territories on ThursdayAmid rising COVID-19 cases in the state, Maharashtra Chief Minister Uddhav Thackeray on Monday wrote a letter to Prime Minister Narendra Modi and urged him to further lower the age group eligible for vaccination to 25.
For more information about the spread of COVID-19 and the progress of vaccination around the world, please see our interactive charts and maps. About 490 deaths were also reported on Sunday, with Maharashtra accounting for 222.
The new variant is being dubbed the "double mutant", as it carries two mutations of the virus. Its contribution in total death has exceeded 7 per cent during the same period.
As per the health ministry, eight states in the country are continuously witnessing the surge in cases.
In the 80 days since India embarked on its vaccination drive, almost 80 million doses have been administered. The recovery rate in the state is 83.36 per cent.
India launched its vaccination drive on 16 January, but it was limited to healthcare workers and frontline staff - a sanitation worker became the first Indian to receive the vaccine. A few days ago the Prime Minister had agreed to Thackeray's demand of vaccinating those above the age of 45 years. The second phase started on March 1 where doses were administered to people above the age of 60 and those between 45 and 59 years with specific comorbidities.