KGO ABC World News Tonight With David Muir March 5, 2020 01:37:00
How widespread this may be here. >> the obvious question, jen, will there be enough tests available? do we have the test kits? >> aanted to get your reaction to this global headline, china, a new study out tonight showing there could be two strains of this coronavirus? >> which we see, for example, in other viruses like influenza. this study showing two strains, one more common, one more transmissible. we don't know yet about which one is more common here in the u.s. >> jen, thank you. dr. ashton here with us tonight. and the other major story this evening, joe biden's historic comeback, exp...
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