The United States will broaden its European coronavirus travel ban, adding the United Kingdom and Ireland to the list.
The ban will come into play midnight Monday, Vice-President Mike Pence announced.
"The president has made a decision to suspend all travel to the UK and Ireland," he said. "Americans in the UK and Ireland can come home. Legal residents can come home . . . they will be funnelled through specific airports and process."
Meanwhile, President Donald Trump, who has tested negative for COVID-19, hinted he was considering domestic travel restrictions "specifically from certain areas".
"If you don’t have to travel, I wouldn’t do it," he told reporters.
In the UK, the total number of deaths has touched 21, with 1,140 infections.
The Utah trade school student jailed on suspicion of fatally shooting conservative activist Charlie Kirk faces formal charges next week, according to the governor, from an act of violence widely seen as a foreboding inflection point in US politics.
Indian Prime Minister Narendra Modi appealed for peace on Saturday in Manipur state, the scene of two years of deadly ethnic violence, as he unveiled a package of development projects there worth nearly $1 billion.
European Union countries have shelved plans to approve a new climate change target next week, after pushback from governments including France and Germany over plans to quickly land a deal, three EU diplomats said on Friday.
Nepal's President Ramchandra Paudel dissolved parliament and called for fresh elections on March 5, his office said late on Friday, following a week of deadly violence that culminated in the appointment of the country's first woman Prime Minister in the interim.