The reporter who broke the Theranos saga wide open pinpoints the moment he knew he had a big story on his hands

7:09am PDT - September 5th, 2018    elizabeth holmes - Business Insider

The Wall Street Journal investigative reporter John Carreyrou knew from his first phone call with a Theranos insider that he had a great story. Comparing interview accounts and past coverage of Theranos' founder, Elizabeth Holmes, Carreyrou discovered major d…