Elizabeth Holmes trial: Theranos' use of workers' blood led to whistleblower's concerns - NewsBreak

Whistleblower Erika Cheung's first inkling that Theranos' technology fell short of company founder Elizabeth Holmes' claims arose because the startup used workers' blood to check how well its tests performed, jurors in Holmes' criminal trial heard Tuesday. "Employees would essentially donate their blood to Theranos for cash," Cheung testified on...