The World Health Organization reported a record increase in global coronavirus cases on Sunday, with the total rising by 230,370 in 24 hours.

New Jersey Governor Phil Murphy said he would sign an executive order requiring people to wear face coverings outdoors to prevent a resurgence of the novel coronavirus whenever social distancing is not possible.

Americans’ anxieties over the spread of the coronavirus are at the highest in more than a month, a Reuters/Ipsos poll showed on Wednesday, as California recorded the state’s largest single-day spike in cases since the pandemic began.

San Francisco-based Audentes Therapeutics reported two deaths in the company’s gene therapy clinical trial for AT132 for X-linked myotubular myopathy.

The death toll from COVID-19 surpassed half a million people, according to a Reuters tally, a grim milestone for the global pandemic that seems to be resurgent in some countries even as other regions are still grappling with the first wave.

Florida and four other states recorded daily highs for cases of COVID-19 on Saturday, highlighting the worsening spread of the coronavirus in parts of the U.S. South and West, prompting some officials to roll back their reopening plans.

Government experts believe more than 20 million Americans could have contracted the coronavirus – 10 times more than official counts – indicating many people without symptoms have or have had the disease, senior administration officials said.

Global cases of the novel coronavirus surpassed 9 million as Brazil and India grappled with a surge in infections while the United States, China and other hard-hit countries reported new outbreaks, according to a Reuters tally.

The coronavirus pandemic is accelerating, with Thursday’s 150,000 new cases the highest in a single day and nearly half of those in the Americas, the World Health Organization (WHO) said.

University of Washington researchers estimated that 145,728 people could die of COVID-19 in the United States by August 2020.