The Latest:Phoenix mayor says virus test shortage a 'crisis'

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The spring surges in corona virus cases in many spots around the country president trump continues to strike an optimistic tone on the pandemic when that's not always echoed by members of his coronavirus task force we've made a lot of progress our strategy is moving along well the White House fourth of July celebration president trump hailed frontline workers in the corona virus pandemic as well as the rapid progress of scientists and researchers and will likely have a therapeutic and door vaccine solution long before the end of the year but food and drug administration chief Steven Hahn wouldn't make the same commitment Sunday I can't predict when a vaccine will be available and appearing on ABC's this week he says yes we are seeing unprecedented speed for the development of a vaccine bye we will make a decision based upon the data and science on a vaccine with respect to the safety and effectiveness of that vaccine Ben Thomas Washington

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