The novel coronavirus outbreak began in China in late December, and has since sickened more than 110,000 people worldwide, including hundreds in the US.
President Donald Trump on Thursday defended his controversial travel ban on much of Europe, saying "it's going to work out well for everybody."
A plane passenger on a flight from JFK to Palm Beach was diagnosed with the coronavirus.
Trading for futures on the Dow Jones Industrial Average and the S&P 500 were temporarily halted early Thursday after plummeting more than the "limit-down" of 5%.
Hanks and Wilson posted on social media about the disease.
As more people across the United States test positive for the coronavirus, the health emergency is forcing changes to major sporting events.
Two American service members and one British service member were killed in a rocket attack on a base in Iraq on Wednesday.
The Dow Jones Industrial Average plunged more than 1,200 points when markets open Wednesday.
Trump administration working on plans to delay the April 15 tax deadline for most individual taxpayers as well as small businesses because of virus
The Dow Jones Industrial Average plunged more than 700 points when markets open Wednesday.