Back in March, the Food and Drug Administration took the unprecedented step of allowing COVID antibody tests to flood the market without review.
The tests were billed as a critical tool to assess where the virus had spread and who might have immunity.
Over the course of a three-month investigation, 60 Minutes has learned that federal officials knew many of the antibody tests were seriously flawed but continued to allow them to be sold anyway.
Sharyn Alfonsi: And so tell me about the deal that was placed in front of you about buying this.
Sharyn Alfonsi: Was there a lotta guidance at that point, at the state level or the federal level, for procuring?.
It announced it would allow antibody tests into the U.S. market without FDA review or formal clearance.
Back in Laredo, Robert Castaneda agreed to the broker's deal and bought 20,000 antibody tests from a Chinese manufacturer, Anhui DeepBlue. »