City and state officials deployed thousands of National Guard troops, enacted strict curfews and shut down mass transit systems to slow protest movements, but demonstrators pushed on in many cities.
The president and some of his top advisors have blamed Antifa and groups they call "far-left extremists" for hijacking peaceful protests against police abuses after a black man's death in Minneapolis.
Cars and businesses were torched, the words "I can't breathe" were spray-painted all over buildings, a fire in a trash bin burned near the gates of the White House, and thousands marched through city streets to protest the death of George Floyd.
A stronger relationship between the two will trigger another headache for the US, but this time in its own hemisphere.
US President Trump's threat follows Twitter labelled two of his tweets "unsubstantiated", accusing him of making false claims.
There are innumerable accounts from local sources and media as well as rights organisations that contradict the US claim.
Bats may well be the answer, so why not try?
While the states are slowly reopening despite rising death tolls, the White House continued to attack China over its handling of the virus.
Democrats in Congress immediately cried foul, with the chairman of the House Foreign Affairs Committee suggesting that Steve Linick was fired in part in retaliation for opening an unspecified investigation into Secretary of State Mike Pompeo.
The global coronavirus pandemic has affected more than 4.6 million people, with over 308,000 deaths, according to a tracker. Here are more coronavirus-related developments for May 16:
The number of global coronavirus infections has surged past 4.5 million, with over 306,000 deaths and 1.7 million recoveries. Here are more coronavirus-related developments for May 15:
Trump expressed his hope that a vaccine would be in place before the end of the year and said his administration would mobilise its forces to get a vaccine distributed once one was developed.
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