Zuckerberg, Sandberg ignoring Canadian subpoena Unlisted Video

New York (CNN Business)A senior Canadian politician is warning that Facebook's Mark Zuckerberg and Sheryl Sandberg could be held in contempt of Parliament if they fail to attend a hearing in Ottawa this week. Both executives received formal requests from the Canadian Parliament earlier this month tied to a gathering of an international committee examining Silicon Valley's impact on privacy and democracy. Facebook has not yet publicly said if Zuckerberg and Sandberg will attend.