77 NFL players and team personnel tested positive for the coronavirus on Saturday and Sunday, and all of them appear to be false positives.
11 teams including the Bears, Bills, Steelers, Vikings, and Jets all kept their players out of practice after the initial tests indicated their players contracted COVID-19. However after further investigation, the NFL and BioReference Labs, the league’s testing partner, revealed there was a contamination at BioReference’s New Jersey laboratory.
According to a statement by Dr. Jon Cohen, the executive chairman of BioReference labs, the false positives were, “caused by an isolated contamination during test preparation.