Officials under investigation over allegations of spying on journalists, politicians, judges and other army officers.
Confirmed global infections stand at almost 3.4 million, with some 239,000 deaths and almost 1.08 million recoveries.
State media report Kim attended the completion of a fertiliser plant after weeks of speculation over his health.
Protesters defied a ban on gatherings of more than 20 people to mark May Day.
White House says it would be 'counterproductive' for those involved in coronavirus response to testify before Congress.
Business owners are keen to get shops and bars open, but the pace of lifting restrictions is infuriating many.
So many people have died in Manaus that coffins are being stacked on top of each other in trenches of a city cemetery.
Colombia's largest armed group says it will resume warfare after a month-long ceasefire.
Hundreds of protesters, some armed, descended on the Michigan Capitol demanding an end to state's coronavirus lockdown.