Tourists wear face masks as news about the coronavirus is seen in a reflection off a glass surface in Times Square in New York on Sunday, March 15, 2020. President Donald Trump on Sunday called on Americans to cease hoarding groceries and other supplies, while one of the nation's most senior public health officials called on the nation to act with more urgency to safeguard their health as the coronavirus outbreak continued to spread across the United States. (AP Photo/Wong Maye-E), APTOPIX