More people used Twitter as COVID-19 spread - but advertisers cut back on spending, leaving the platform's owner in the red.
The pair are accused of taking part in a cyber espionage campaign that stole weapon designs and drug information.
The streaming service added another 10 million customers in the second quarter but shares fell on its third quarter outlook.
Three skin conditions are each identified by researchers as potentially the sole indicator of the illness.
Huawei had been allowed to have a stake in the UK's network - but the government is under pressure to reverse the decision.
Evidence shows that it is not just the lungs that bear the brunt of the virus, with the kidney, heart and brain also susceptible.
Scientists say they were "surprised" to see so many COVID-19 patients with damage and severe dysfunction to their heart.
One drug which has already been shown to cut recovery time for coronavirus patients has been bought up almost entirely by the US.
More than 129,000 people who tested positive for the virus in the US have died - the highest number of fatalities in any country.
Sir Martin's comments come as household name corporations such as Starbucks suspend adverts on the platform.
Scientists in China say they have found a new virus that is similar to the swine flu that caused a pandemic in 2009.
The move follows a deadly border clash between Chinese and Indian troops, which killed 20 Indian soldiers.
New figures show fewer people with coronavirus are being contacted than the week before.
The company is one of 20 listed by Washington - a designation that could lay the groundwork for further sanctions.
The Guinness brewery in Dublin usually produces 720m litres a year, but that was scaled back to minimal levels during lockdown.
Japan's new supercomputer is called Fugaku and is the most powerful machine - known to the public - in the world.
Research on COVID-19 patients revealed the effectiveness of a drug in use since the early 1960s.
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