LOS ANGELES - U.S. states are beginning to restart their economies after months of paralyzing coronavirus lockdowns, but it could take weeks until it becomes clear whether those reopenings will cause a spike in COVID-19 cases, experts said Wednesday.
The outbreak’s trajectory varies wildly across the country, with steep increases in cases in some places, decreases in others and infection rates that can shift dramatically from neighborhood to neighborhood. “Part of the challenge is although we are focused on the top-line national numbers in terms of our attention, what we are seeing is 50 different curves and 50 different stories playing out,” said Thomas Tsai, assistant professor at the Harvard Global Health Institute. “And what we have