The Latest: West Wing visitors, staff need to wear masks

The Latest on the coronavirus pandemic. The new coronavirus causes mild or moderate symptoms for most people. For some, especially older adults and people with existing health problems, it can cause more severe illness or death.
TOP OF THE HOUR:
— White House requiring everyone who enters the West Wing to wear a mask or face covering.— WHO chief: there are around seven or eight “top” candidates for a vaccine to combat coronavirus.
— Study: Virus death toll in NYC wo