People walk by a departures monitor at the Rome Leonardo da Vinci international airport, Thursday, March 12, 2020. Italians woke up to yet further virus-containment restrictions after Premier Giuseppe Conte ordered restaurants, cafes and retail shops closed after imposing a nationwide lockdown on personal movement. For most people, the new coronavirus causes only mild or moderate symptoms, such as fever and cough. For some, especially older adults and people with existing health problems, it can cause more severe illness, including pneumonia. (AP Photo/Andrew Medichini)

A student moves out of Witte Residence Hall Thursday, March 12, 2020 on the campus of UW-Madison in Madison, Wis. The university is one of multiple Wisconsin universities on Wednesday took dramatic steps to ward off or curb the spread of the COVID-19 outbreak, everything from moving courses online to canceling university-sponsored travel and events to extending spring break. (Mark Hoffman/Milwaukee Journal-Sentinel via AP)

The Capital One Arena, home of the Washington Capitals NHL hockey club, sits empty Thursday, March 12, 2020, in Washington. The NHL is following the NBA’s lead and suspending its season amid the coronavirus outbreak, the league announced Thursday. (AP Photo/Nick Wass)

Florida State players leave the court after the NCAA college basketball games were cancelled at the Atlantic Coast Conference tournament in Greensboro, N.C., Thursday, March 12, 2020. The biggest conferences in college sports all canceled their basketball tournaments because of the new coronavirus, seemingly putting the NCAA Tournament in doubt.(AP Photo/Gerry Broome)

In this photo provided by Anne Marie Canlis, Clementine Canlis, of Seattle, watches an online lecture Thursday, March 12, 2020, after her private school closed for five weeks due to the coronavirus. The Canlis family's three children, ages 14, 11 and 9, are split between two private schools that are closed for six weeks and five weeks, respectively. Canlis' husband's family owns a well-known, award-winning restaurant called Canlis that will close next week and instead open three different options: a bagel shop, a drive-thru burger stand in the restaurant parking lot and a home delivery meal service for cooped up families. For most people, the new coronavirus causes only mild or moderate symptoms. For some it can cause more severe illness. (Anne Marie Canlis via AP)

En esta foto del 19 de enero del 2012, una persona compra una entrada para un espectáculo de Broadway en la casilla de descuento TKTS de Times Square en Nueva York. (AP Foto/Charles Sykes, Archivo)

Shoppers wait in a line stretching outside of a Trader Joe's supermarket, Thursday, March 12, 2020, in the Brooklyn borough of New York. Mayor Bill de Blasio said Thursday he will announce new restrictions on gatherings to halt the spread of the new coronavirus in the coming days, but he hopes to avoid closing all public events such as Broadway shows. The vast majority of people recover from the new coronavirus. According to the World Health Organization, most people recover in about two to six weeks, depending on the severity of the illness. (AP Photo/John Minchillo)

Players with the University of Missouri NCAA college baseball team wait in the baggage claim area of Chicago's Midway Airport, Thursday, March 12, 2020, only to arrive in Chicago and then get notified that the team's SEC Conference opener with Alabama on Friday, had been canceled. (AP Photo/Charles Rex Arbogast)