Pedestrians pass Iona College, Tuesday, March 10, 2020, in New York. State officials are shuttering schools and houses of worship for two weeks in part of the New York City suburb New Rochelle and sending the National Guard there to help respond to what appears to be the nation's biggest cluster of coronavirus cases. (AP Photo/John Minchillo)
March 10, 2020
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March 10, 2020 8:16 p.m.
Coronavirus clusters swell on both sides of the US
Alarming clusters of the coronavirus swelled on both coasts of the U.S. on Tuesday, with 70 cases now tied to a biotech conference in Boston and infections turning up at 10 nursing homes in the hard-hit Seattle area.