explosive testimony from whistleblower and facebook employee francis hougen. this as she testifies before the parliament. >> i came forward now because now is a critical time to act. when we see something like an oil spill, that oil spill doesn't make it harder to regulate oil companies. but right now facebook authorities are making it harder to regulate facebook. >> the testimony comes on a day of a big drop, what are called the facebook papers. main takeaways? huge divisions inside facebook, internal complaints that the company gloriies profits over results. she compares facebook, as you