@businessinsider.com 4 years ago Mark Zuckerberg knows how bad Facebook's misinformation problem is because the White House has told him directly (FB)
@reuters.com 5 years ago Facebook CEO to testify before house panel on Oct. 23
@forbes.com 5 years ago Congress Waives Off Sheryl Sandberg On Hearing For Facebook’s Project Libra In Attempt To Get Mark Zuckerberg To Testify