New: 60 U.S. cases of coronavirus; Health officials: now is the time to prepare for pandemic; Biden: I will win South Carolina primary on Saturday; 2020 Democrats attack Sanders, say he could hurt Dems in other Senate & House races
Trump news conference on coronavirus at 6:30p; CDC: Coronavirus could cause "severe disruption" in U.S.; U.S. military restricts travel to South Korea over coronavirus concerns; World Health Org: more new coronavirus cases today outside of China than inside; Biden nabs major SC endorsement from top Dem James Clyburn; 2020 Democrats attack Sanders, say he could hurt Dems in other Senate & House races; Sources: Trump considers czar to combat coronavirus in U.S.; Sources: Trump frustrated with Health and Human Services Secy Azar over coronavirus response; Fears over election security grow as Trump remains undecided on permanent intel chief; Schumer: new acting intel chief has "little to no relevant" experience except for being a Trump loyalist