A closed sign hangs in the window of a shop in Portsmouth, N.H., due to caronavirus Wednesday, March 25, 2020. Most of the restaurant and retail businesses in the city have closed, with some offering takeout or pick-up orders, due to the virus outbreak. The new coronavirus causes mild or moderate symptoms for most people, but for some, especially older adults and people with existing health problems, it can cause more severe illness or death. (AP Photo/Charles Krupa)