Sherika Ganga Headcar, a Former Manager of Assay Systems at Therenos, Testified Against Elizabeth Holmes and Ther.

The defense tried to distance elizabeth from erica's claims about the troubled inside of thernos. Sherika ganga headcar is a former manager of assay systems at therenos. She was granted full criminal immunity by the government. sherika told the jury she didn't think therinoses devices were ready to be used for patient samples when they went live.