BBC News By Lesley Curwen image sourceGetty Images image captionWashington DC, 2002: Sherron Watkins recounting to Senators how she uncovered the accounting scandal at Enron I was crouching on the marble floor of a US Senate committee room, hunched over a recording machine, as witnesses swore to tell the truth about the breath-taking collapse of Enron, the seventh largest company in the US. Just a few months earlier in 2001, this brash Texan energy giant had been exposed for hiding huge losses, and declared bankruptcy. You could have heard a pin drop as former Enron executive and whistleblower Sherron Watkins recounted to Senators how she uncovered the accounting scandal.