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.
An explosive-laden car rammed into a Pakistani military convoy on Saturday in a town near the Afghan border, killing at least 13 soldiers, sources said.
Radiation levels in the Gulf region remain normal after the 12-day Israel-Iran conflict severely damaged several nuclear facilities in Iran, Director General Rafael Mariano Grossi of the International Atomic Energy Agency (IAEA) said.
Rwanda and Democratic Republic of Congo signed a US-brokered peace agreement on Friday, raising hopes for an end to fighting that has killed thousands and displaced hundreds of thousands more this year.
The US Supreme Court on the last day of rulings for its current term gave Donald Trump his latest in a series of victories at the nation's top judicial body, one that may make it easier for him to implement contentious elements of his sweeping agenda as he tests the limits of presidential power.
Polish President Andrzej Duda arrived in Kyiv on Saturday for a meeting with Ukrainian President Volodymyr Zelenskyy, Duda's office said, as Kyiv aims to build support among allies at a critical juncture in its grinding war with Russia.