Elizabeth Holmes' lawyer tries to undercut lab director's testimony

Former Theranos lab director Dr. Adam Rosendorff spent much of his second day on the witness stand in the Elizabeth Holmes fraud trial being cross-examined by her attorney. The Wall Street Journal reports that the questioning was intense and appeared to be aimed at undercutting Rosendorff's credibility. This came after Rosendorff testified that physician complaints, quality control failures and test results that fell out of appropriate ranges, "raised serious and grave concerns for me about the…