‘About three out of four Americans are now, or about to be, under some form of lockdown, as more states tighten measures to fight the coronavirus.
Maryland, Virginia, Arizona and Tennessee became the latest states to order citizens to stay at home, meaning 32 of 50 states have taken such steps.
Meanwhile governors are quarrelling with President Donald Trump about the availability of testing kits.
The US has more than 175,000 confirmed virus cases and over 3,400 deaths.
The US now has more Covid-19 fatalities than China, where the illness was first reported.
New York City is the worst-hit place in America, with 914 confirmed fatalities, according to Johns Hopkins University.’
Read more: Coronavirus: Three out of four Americans under some form of lockdown