Support WBURGetting An Antibody Test For The Coronavirus? Here's What It Won't Tell YouPlay05:55Download AudioRob SteinMay 21, 2020 ShareBlood collection tubes sit in a rack on the first day of a free COVID-19 antibody testing event at the Volusia County Fairgrounds in DeLand, Fla., on May 4. (Barcroft Media via Getty Images)
