Coronavirus started spreading in the U.S. in January, CDC says

The coronavirus began quietly spreading in the U.S. as early as late January, the Centers for Disease Control and Prevention reported Friday — before President Donald Trump blocked air travel from China and a full month before community spread was first detected in the country.

More than four months into the pandemic that has killed at least 102,000 Americans, the new data is the first comprehensive federal analysis of when COVID-19 took hold in the U.S.