Coronavirus cases in South Africa crossed 1,000 on Friday, just hours after the country went into a 21-day lockdown.
It also reported its first two deaths from the virus. "This morning, we South Africans wake up with sad news that we now have our first deaths resulting from COVID-19," the health ministry said in a statement.
Security forces were seen monitoring the streets as people were confined to their homes as part of efforts to stem the spread of the virus.
"I send you out to go and defend our people against coronavirus," President Cyril Ramaphosa told soldiers ahead of their deployment.
"This is unprecedented, not only in our democracy but also in the history of our country, that we will have a lockdown for 21 days to go out and wage war against an invisible enemy, coronavirus."
US President Donald Trump said he has offered Iran nothing to end the war, rejecting media reports that cited US officials saying he was willing to ease sanctions and release frozen funds for "concrete" steps regarding Iran's nuclear programme.
SpaceX's next-generation Starship rocket reached orbit for the first time on Monday despite having one of its engines shut down unexpectedly, overcoming a hitch mid-flight to deploy its first batch of new Starlink satellites in a truncated mission ending hours earlier than originally planned.
British police said on Monday they were investigating whether individuals acting for a foreign state were involved in an apparent plot to attack an airbase used by the United States but said five suspects they had arrested would be released on bail.